Karin declares a major in physical education, then decides this is impractical and switches to business. She does not enjoy business, so she transfers to psychology. What term is used to describe what Katie is experiencing?

For a particular activity to be impacted by the formal definition of disability due to chronic conditions, it must be considered

a. strenuous. b. social. c. important. d. risky.

If a research subject is given drugs designed to intensify her symptoms, she is participating in a _____ study.

A)symptom exacerbation B)placebo C)new drug D)quasi-correlational