Mr. Tenney has difficulty breathing caused by an extreme loss of elasticity in lung tissue. This is known as

Adolescents who tend to be more academically successful are those that

A) spend more time in paid work. B) are busier. C) spend more time in maintenance activities. D) are engaged in fewer tasks.

According to studies of risk factors, among the following adolescents, the one most likely to attempt suicide is

A) Isabella, a 9th-grade Hispanic girl. B) Samantha, a 12th-grade White girl. C) Jordan, a 9th-grade Black boy. D) Jorge, a 12th-grade Hispanic boy.