BRAINLIEST FOR THE RIGHT ANSWER!!!

In revising his essay, Silvio realizes that there are some paragraphs in which the topic sentence doesn't support the thesis. What can he do to correct this?

A. Add transitions where needed
B. Revise his thesis to include all the points made by the different topic sentences C. Revise supporting sentences to ensure that the connection to the topic sentence is clear
D. Write a new sentence that supports the thesis and states the main point of the paragraph

Please explain your answer.