Correct Answer: B
Explanation:
The subject (people, which is plural) must agree with the verb (were, which is plural).
The two verbs (were and crafted) should be in the same tense since both happened at the same time in the past.
A.This correct sentence is written such that the subject and verb agree
B.had been renowned is improperly constructed in the past perfect tense, implying that the Assyrian Empire stopped being known for renown warriors before its people crafted well-preserved art
C.The comma improperly splits the sentence, creating a comma splice
D.The subject (people, which is plural) does not agree with the verb (was, which is singular)
E.The use of the participle crafting is improper and should be replaced by a verb