Which statement best characterizes the Department of Homeland Security when compared to other cabinet departments?

The least expensive approaches to polling—a generally expensive activity—tend to be __________

A) generally as effective as more expensive approaches B) the most accurate C) the least accurate D) entirely inaccurate

In order to obtain a random yet representative sample with minimal cost, many pollsters use which of the following tools?

a. self-selected listener opinion polling b. straw polls c. exit polls d. random-digit dialing