“So far, we have discussed molecules called monomers, and now I will cover polymerization, the process of joining monomers together to form different plastics.”This device is called:

What impact did the Civil War have on the press?

a) stereotyping was invented; b) the Sunday edition was inaugurated; c) news agencies became more popular; d) syndication developed; e) all of the above.

People tend to listen to __________ messages most attentively.

A. uninspiring B. accurate C. uninteresting D. vivid