What is the main idea of this final couplet from shakespeare's sonnet 29

What are all of the literally devices in the poem l’envoi by willa cather

Which of the following is a complex sentence? a. after henry submitted his essay, he realized that he hadn't proofread the last page. b. identity theft is a growing problem, especially among seniors. c. we didn't have enough potatoes for dinner, so we served rice instead. d. jim tried to watch a video on a device connected to a crowded wireless network; as a result, the video stuttered and froze.

Why did the author include the fact that 40,000 african americans participated in the bus boycott