Why is using simple and compound sentences so important in technical writing

Write two paragraphs describing how your chosen theme relates to the characterization and setting in "the yellow wallpaper." one paragraph should focus on characterization, and the other should focus on setting. back up your ideas in each paragraph by summarizing the story in a way that emphasizes the most important details.

How many stanzas does this poem have, shall i compare thee to a summer day?

What makes the following sentence unclear? i had hoped to finish the race and win a medal, but i didn’t. a) nothing. the sentence contains no errors. b) there is no independent clause so the sentence is incomplete. c) it’s a simple sentence and doesn’t need a comma. d) there are two possible meanings to the sentence.