Donald Is Looking to Make Healthy Changes to His Diet

Donald is looking to make healthy changes to his diet by modifying his food choices.Which principle should he follow to help ensure a positive outcome?​

A) ​Donald should begin by identifying food choices he would like to change.
B) Donald should attempt a change that his best friend wants him to make to encourage social support.
C) Donald should focus on the three most problematic areas of his diet and make changes to each.
D) Donald should identify the diet-related behavior that will require the most will power to modify and focus on this behavior first.
E) ​Donald should attempt drastic changes to his diet in order to lose weight quickly.