Answer:
In ancient times, Nubia was the principal corridor where "there were cultural influences transmitted" between Black Africa and the Mediterranean basin.
Option B is the the right tense of this sentence correction task "b. through which cultural influences were transmitted".
Explanation:
Answer:D
Explanation:seems like the most logical answer.
A simile is a figure of speech involving the comparison of one thing with another thing of a different kind, used to make a description more emphatic or vivid. Now, you simply have to find the simile, and think about how you can interpret it. Since you did not attach the excerpt I can’t answer but at least this is how to do it.