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This question belongs to Competitive English Tenses

Tenses

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The Cambrian . . . . . . . . an important moment in the history of life on earth and a time of radical evolutionary experimentation when many animals first . . . . . . . . in the fossil record.

A) was/had appeared B) has been/will appear C) has been/appears D) is/appeared E) was/appeared

Answer & Solution

Correct Answer: Option E

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Question posted by Examveda

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