Which sentence contains an adverb clause?

a. there is an interesting exhibit right now about native american artifacts.

b. no, i haven't been to a museum since my family moved here.

c. you should come with my family and me to see it.

d. have you ever visited your local historical society?

B. No, I haven't been to a museum since my family moved here.

Explanation:

In B, the adverb clause is since my family moved here. It is an adverbial clause of time because it is introduced by a subordinating conjunction of time (since). It tells us about the time connection between the actions in the main and dependent clauses.

A is a simple sentence as it contains only one independent clause.

C is a simple sentence as it contains one independent clause.

D is a simple sentence, too, as it also contains only one independent clause.

the price of our current war is high; it costs money and it costs lives.

but it does not cost our pride. it does not cost the guilt that would arise from knowing that we did nothing to intervene while our neighboring nations fell to despotic leaders.

it does not cost the terror of knowing that our allies are unstable. it does not cost the fear that we, too, will be next to fall.

which sentence most accurately explains why the speaker's use of the parallel structure is effective in this passage?

a. it underscores that disagreement will not be tolerated and will be dealt with swiftly.

b. it makes the speaker seem like a decisive and capable leader.

c. it emphasizes reasons to fight and inspires listeners to aid the war effort.

d. it establishes the speaker's credibility by acknowledging the difficulties of war.

the author motivation is to show the power of animal-human relationships.