Rocket7 wrote:
Guys asking for a clarification.
In option D is the use of first that correct?
Also in option E is the use of which correct if we put a comma before it?
Thanks a lot and I appreciate the input.
Digging in sediments in northern China,evidence has been gathered by scientists suggesting that complex life-forms emerged much earlier than they had previously thought.
(A) evidence has been gathered by scientists suggesting that complex life-forms emerged much earlier than they had
(B) evidence
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