Estimates are that __________ of the world's population regularly consumes products containing caffeine

When only one parent has intellectual disability, what are the odds that their children will also have this condition?

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

Illnesses in which psychological factors contribute to bodily damage or to damaging changes in bodily functioning are called

a. somatic symptom disorders. b. hypochondriasis. c. physio-disturbances. d. psychosomatic disorders.