According to the text, approximately what percentage of American high school seniors reported smoking cigarettes at least once in the past month in 2015?

Marilyn thinks that she is an awful student because she just flunked a biology exam. This self-evaluation illustrates Strang's:

A) basic self-concept. B) ideal self. C) social self. D) transitory self-concept.

About _____ percent of U.S. mothers report drinking at some time during their pregnancies

A) 10 B) 15 C) 20 D) 25