In the SQ3R Method of Reading a Chapter in a Textbook,what

In the SQ3R method of reading a chapter in a textbook,what does it mean to "Question"?

A) Before even looking at the chapter,you should come up with some questions based on the chapter's title.
B) It means that you should question what you read - in other words,be skeptical about whether the chapter is really accurate.
C) It means that you should talk with fellow students in the class about the questions you have after reading the chapter.
D) After you survey the chapter,come up with questions that you can answer by reading the chapter, because when you read to find an answer to a question,the material is easier to remember later on.