Can you let me write my address on the back of the cheque. Change into Passive voice

What is the authors purpose in writing this paragraph

According to section four, what is the most likely reason that a polyester blend fabric would make the project more difficult for amateur quilters?

What a literary critic determine a story's complex theme? oa. the public's reaction to the storyob. the number of characters in a storyoc. the order of events within the storyod. the specific details within the storysurmit