When overweight and obesity rates are combined, ____ percent of Americans are considered to be at an unhealthy weight.

A person who is compelled to continue drug taking, despite adverse consequences, is said to suffer from

a. addiction. b. psychic dependence. c. tolerance. d. physical dependence. e. euphoria.

Preschool teachers ____

a. are not required to have education or credentials specific to early childhood b. have to complete a rigorous training that includes yearly continuing education credits c. must have a minimum of one year of supervised teaching before gaining certification to teach early childhood d. are required to have at least a bachelor's degree