Is it parallel yes or no explain now

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.

Which element in the room does the narrator in the yellow wallpaper focus on through much of the story

How is time represented in “persistence of memory” by salvador dali? what effect does dali achieve? can writers use similar techniques in written works? how would writers achieve this with words?