Which of the following contains an example of an infinitive? A. Running the 5K race was easy for Jon because he was used to running marathons.
B. To run is to feel alive!
C. The running man waved as he crossed the finish line.
D. None of the above

the second sentence is a great revision in my opinion. that would be a great topic.

explanation:

from the political point of view it could be said that the candidate   is an effective speaker because she takes a strong position on the issue. it is an open discussion but probably she is making a presentation and can choose which subjects she wants to address. she is very likely to attain her aim which is to convince voters to accept her proposal.

people wont do this for 10 points you need at least 50