Which two reasons justify why this concluding statement is best for this paragraph?

Responses
A The concluding statement makes a stance that is an extreme position on the issue.The concluding statement makes a stance that is an extreme position on the issue.
B The concluding statement adds a bit of humor to what is otherwise a rather dry paragraph.The concluding statement adds a bit of humor to what is otherwise a rather dry paragraph.
C The concluding statement cites an authority to justify the author's opinion on the issue.The concluding statement cites an authority to justify the author's opinion on the issue.
D The concluding statement synthesizes the different perspectives of the paragraph into one idea.The concluding statement synthesizes the different perspectives of the paragraph into one idea.
E The concluding statement takes a stance on the different perspectives present in the paragraph.

D The concluding statement synthesizes the different perspectives of the paragraph into one idea.

E The concluding statement takes a stance on the different perspectives present in the paragraph.