Please help me, Read this excerpt from an argumentative essay about community service.

Everyone should volunteer for community service. According to a state survey, towns in which people perform community service attract more business. In a recent speech, Mayor Lin said, “Parks are clean due to our volunteers. We have saved nearly one million dollars because of people chipping in.”

Which would be the best concluding statement for this argument?

A. Doing community service makes towns better for business and for individuals.
B. Community service will give you something to do.
C. Volunteering for community service will help prove Mayor Lin right.
D. Volunteering to do community service will save everyone in town money.