Which sentences use conjunctive adverbs?

3rd, 5th and 6th sentence used the conjunctive adverbs.

Explanation:

Certainly, the 3rd, 5th and 6th sentences are using the conjunctive adverbs. Conjunctive Adverbs joins two independent clauses, and the best way to find is to check for; and ,. You will always find a semicolon before the conjunctive adverb, and it is followed by the ,. And this you can find in the 3rd, 5th and 6th sentences, and hence these sentences are the right options.

answer; i believe that the correct answer is (a)

answerfc- file compare;