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Sentence Correction: Tenses - Present Perfect

Since the 1970s, the Hip Hop music genre developed steadily.

Nice work!

This answer choice correctly uses the Present Perfect tense with the time expression Since.

This answer choice is grammatically incorrect because it uses the Past Simple (developed) with the time expression Since. Since is indicative of the Present Perfect tense; the action described began in the 1970s and continues to the present.

This answer choice is grammatically incorrect and repeats the original Tenses error by using the Present Progressive (is developing) with the time expression Since. Since is indicative of the Present Perfect tense; the action described began in the 1970s and continues to the present.

This answer choice is grammatically incorrect and repeats the original Tenses error by using the Present Progressive (is being) with the time expression Since. Since is indicative of the Present Perfect tense; the action described began in the 1970s and continues to the present.

This answer choice is grammatically incorrect and repeats the original Tenses error by using the Present Simple (develops) with the time expression Since. Since is indicative of the Present Perfect tense; the action described began in the 1970s and continues to the present.

developed
is developing
is being developed
develops
has developed