问题详情

The last sentence of Paragraph 3 means that ______.
A．engaging people effectively in what they are concerned about is much more valuable than just complaining about people"s ignorance of understanding science
B．to make people take part in what they are interested in, the scientific community should beat drums hard to arouse their interest
C．the better way to engage people in what they are concerned about is to teach them how to beat a drum
D．none of the above