Infomercials that offer not only the product they are selling but also additional products at no additional cost are using the ____ technique.?

One difficulty associated with family studies is that

A) they do not indicate whether symptoms "run in families." B) it is not possible to separate the influence of genetics from that of the environment. C) the drop-out rate for family members tends to be high. D) it is difficult to determine the contribution of dominant versus recessive genes in family members.

The decision of when to retire is a major decision facing most people in late adulthood

Indicate whether the statement is true or false.