Which identifies the sentence that includes a gerund?

•daring roger was the first to venture out onto the dance floor.

•lucy is going to the party, as well.

•dancing lessons are her first choice.

•her only regret is not dancing at the wedding.

Her only regret is not dancing at the wedding. is de answer cuz it contains ing

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.