Timothy is an overweight business systems analyst who jogs for 45 minutes nearly every morning, drinks only black coffee and water, and is fond of broccoli and tofu. What should he do to reduce his cancer risk?
a. Limit his consumption of broccoli and tofu
b. Reduce his calorie intake to achieve a healthy weight
c. Switch to decaffeinated coffee or herbal tea
d. Include weight training and stretches in his fitness routine

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous