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Sentence Correction: Subject Verb Agreement - X of Y Subject

A bouquet of flowers, which is usually tied with a ribbon, act as a meaningful gift in many cultures around the world.

Although this answer choice corrects the original Subject Verb Agreement error by matching the singular verb acts to the singular subject bouquet of flowers, it is illogical. The relative clause which is usually tied with a ribbon is clearly intended to modify the noun bouquet of flowers. However, it follows the noun cultures.

What helps us identify this question as a Relative Clause question as well as identify the mistake is the following Stop Sign:

who, which, that, whose, whom

This answer choice is grammatically incorrect. The subject of the sentence is an X of Y subject - A bouquet of flowers. In X of Y subjects, the verb should agree with X. X in this case is A bouquet, which is a singular noun. Thus, the subject of the sentence is singular. The verb act is plural. This creates a Subject Verb Agreement mistake.

What helps us identify this question as a Subject Verb Agreement question as well as identify the mistake is the following Stop Sign:

an X of Y subject

This answer choice is grammatically incorrect and repeats the original Subject Verb Agreement error. The subject of the sentence is an X of Y subject - A bouquet of flowers. In X of Y subjects, the verb should agree with X. X in this case is A bouquet, which is a singular noun. Thus, the subject of the sentence is singular. The verb are is plural. This creates a Subject Verb Agreement mistake.

What helps us identify this question as a Subject Verb Agreement question as well as identify the mistake is the following Stop Sign:

an X of Y subject

This answer choice is grammatically incorrect and repeats the original Subject Verb Agreement error. The subject of the sentence is an X of Y subject - A bouquet of flowers. In X of Y subjects, the verb should agree with X. X in this case is A bouquet, which is a singular noun. Thus, the subject of the sentence is singular. The verb act is plural. This creates a Subject Verb Agreement mistake.

What helps us identify this question as a Subject Verb Agreement question as well as identify the mistake is the following Stop Sign:

an X of Y subject

Well done!

This answer choice corrects the original Subject Verb Agreement error by matching the singular verb acts to the singular subject bouquet of flowers.

A bouquet of flowers, which is usually tied with a ribbon, act as a meaningful gift in many cultures around the world
A bouquet of flowers acts as a meaningful gift in many cultures, which is usually tied with a ribbon, around the world
A bouquet of flowers, which is usually tied with a ribbon, acts as a meaningful gift in many cultures around the world
Acting as a meaningful gift in many cultures around the world, a bouquet of flowers are usually tied with a ribbon
A bouquet of flowers, which are usually tied with a ribbon, act as a meaningful gift in many cultures around the world