About ________ of U.S. high school students graduate

Poet May Sarton's reference to the "essential person" at the time of death reflects which of the following formal concepts?

a. generativity b. functionality c. ego integrity d. autonomy

In many mammals, the sense of smell plays an important role in

A) protecting the young from predators. B) communicating a baby's discomfort. C) choosing non-poisonous foods. D) communicating danger.