问题详情

Why does the professor suggest that the students visit a web site？
A．The textbook does not have the latest information about the topic that they will debate.
B．The web site should provide objective data, which they can use for the next discussion.
C．The professor wants the students to understand the history of the theory they are studying.
D．The site will prepare the students to complete mathematical calculations before the next class.请帮忙给出正确答案和分析，谢谢！