In the open ocean, how deep can algae carry out 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.

How does pumblechook treat pip before his visit to satis house? why?

Which piece of textual evidence from the short story "civil peace" by chinua achebe can be used to defend the claim thatviolence has not ended despite the end of war?