5. Which statement shows bias?

A. Ten students are randomly selected to participate in a survey about home computer usage.

B. A shirt manufacturer wants to check quality control of their products. The plant manager decides to check every 5th shirt inspected by Inspector D. There are 15 inspectors in the plant.

C. A survey is conducted at the local shopping mall about household products used on a daily basis.

D. Each math class randomly selects two students do represent their class on an advisory panel being assembled by the principal.​