Juanita runs a restaurant. She wants to make sure that the food served by her restaurant is as clean as possible. Juanita wants to find out the best way to kill or wash off any microorganisms on the fresh produce used by her cooks. Which of the following is a testable hypothesis that Juanita could make in order to conduct an experiment concerning her problem?

A.
Fresh produce will taste better if it is irradiated in order to kill all of the microorganisms on the produce.
B.
Produce must be washed under running water for 10 minutes in order to remove all microorganisms on the produce.
C.
What is the best way to kill or wash off any microorganisms in the fresh produce used by the restaurant?
D.
What does the local health code say concerning the treatment of produce?

C. What is the best way to kill or wash off any microorganisms in the fresh produce used by the restaurant?