For young adults, __________ is supported by the specialization that begins with selecting a college major or an occupation

At low levels of stimulation, extraverts are able to maintain attention better than introverts

Indicate whether the statement is true or false.

The half-life of caffeine in the blood ranges from ____________

a. 15-30 minutes b. 1-2 hours c. 3-7 hours d. 12-24 hours