Sentence Correction: Subject–Verb Agreement Questions: Overview

A preliminary study suggests that melanomas have a different appearance than other irregular skin moles, according to a report in the January issue of Archives of Dermatology, one of the JAMA/Archives journals.

You're right!

This answer choice corrects the **Idiom** error in the original sentence. The correct idiom is *different **from***. In addition, the **singular verb** *suggests* agrees with the **singular subject** *a preliminary study*.
Not exactly.

This answer choice is grammatically incorrect. Different than is not the correct idiom. 

Not really.

This answer choice repeats the original mistake: different than is not the correct idiom. 

In addition, this answer choice creates a Subject Verb Agreement mistake: the singular subject study does not agree with the plural verb suggest.

Not exactly.

This answer choice is grammatically incorrect. Different to is not the correct idiom. 

In addition, this answer choice creates a Subject Verb Agreement mistake: the singular subject melanoma does not agree with the plural verb have.

Not quite.

This answer choice is grammatically incorrect. Different to is not the correct idiom. 

Plus, the phrase *according with a report* is also **idiomatically** incorrect.

suggests that melanomas have a different appearance than other irregular skin moles, according to

suggest that melanomas have a different appearance than other irregular skin moles, according to

suggests that melanoma have a different appearance to other irregular skin moles, according to

suggests that melanomas have a different appearance from other irregular skin moles, according to

suggests that melanomas have a different appearance to other irregular skin moles, according with

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