How do you judge whether a conclusion is successful? It revisits the thesis and may answer a question or recommend an action.
A successful conclusion repeats the thesis and the support.
A good conclusion restates the thesis word for word and adds one new fact.
A conclusion is successful if it convinces readers that the author's ideas are correct.

B)  A successful conclusion repeats the thesis and the support.

Explanation:

the correct answer is the following.

one of the groups i belong to is the boy scouts. this is a problem-solving group because it has tasks that we need to solve in order to other people in different activities such as the rescue of lost pets, or elder people in need.

the other group i belong to is kids pro environment, and is an information-sharing group that tries to create conscience about the risks and problems that generate pollution in our cities. we share information to other students and parents on the importance of keep our communities clean and our skies clear.