Answer:
B) GAINS, will enhance international efforts to collect and analyze laboratory samples from wild birds and identify genetic changes in the virus.
This is true, I believe. bridges and transitions do help a sentence, story, or paragraph run more smoothly
The subject and verb agree in the third sentence. In the first and second ones, a plural subject is paired with a singular-subject verb, and vice versa for the fourth sentence, thus not agreeing.
Answer:
B
Explanation:
the other explanations just wouldn't make sense
You have a change in agreement. It shouldn’t say he. It should say they