I believe the answer is either...or.
It's probably B, cause and effect
Answer:
A chemical plant worker took a stand against pollution and its effect on wildlife.
a. will race
The verb phrase in the statement above is "will race". In order to better understand what verb phrase is, one must have a clear understanding of what is a verb and what is a phrase. A verb phrase can be the sentence's predicate or a clause. The predicate is the part of the sentence that tells what the subject is doing. A verb phrase sometimes serves as an adjective or adverb complete with a verb, the complements and others.