If there is a correlation between X and Y, and if X occurs before Y, it is possible that X causes Y or that the relation of X and Y is due to __________

In the United States, at least ________ of older adults living in the community have a mental health or substance use condition.

a. 40% b. 20% c. 10% d. 15%

Arlene has an intense, irrational fear of flying in airplanes. She is probably suffering from ______

a. a general phobia c. a social phobia b. a specific phobia d. agoraphobia