Which topic or issue would be most appropriate for a four- to five-page research paper?
a. teen health in the us
b. how a friend recovered from anorexia
c. national eating disorders association
d. teen athletes who suffer from eating disorders

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water