A subject complement is also known as a predicate noun or nominative.
Omg my class is on that book and movie
i dont get the begining wanna be friends
This is true. The proper term is body language and it can help display emotion or context for words
Well, from my experience, it would be prewriting. Prewriting is where you come up and brainstorm ideas. Its when you scribble ideas and write out a plan on the direction that you want your paper to head to, where you would write a list or draw a picture on key points you want to hit on the paper.