Dr Rashid Is an Expert Environmentalist

Dr. Rashid is an expert environmentalist. After his recent lecture, he asked that attendees sign a petition to support blocking construction of a dam near his home in Illinois. What most likely happened with his petition?

A) He was seen as credible and so most people signed the petition.
B) Because his lecture was in Colorado, most folks didn't sign, because it didn't concern them.
C) Most people ignored his expertise and assumed the dam was needed, so they did not sign.
D) Most people signed, but only because the situation was ambiguous and didn't seem like a crisis.