When you interpret a graph, the first thing you should read is the title.
hope i helped:)
The sentence in which the underlined infinitive phrase functions as a subject is the last one - to quickly move large groups of people is the purpose of public transportation.
<em>To quickly move </em>is the infinitive phrase, and it is a subject.
Answer:
I think B.
Explanation:I think B because my english teacher said so the reader can breathe and take a break.