What is the term for the procedure in which a radiopaque dye is injected to outline the coronary arteries?

A statement about the relationship between variables in a research question is called a(n):

A) Result B) Anecdote C) Case report D) Hypothesis

Expirations dates must be monitored:

a. By checking the computer database. b. With a handheld scanner. c. Manually. d. By reviewing the manufacturer's directions.