What background knowledge would best add to a reader's understanding of information in a science textbook about photosynthesis?

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.

Connie has 4 lists about trees in her notes. which of her lists gives names of products that we can get from trees?

Which of the following pronouns are singular