An exercise program is most beneficial to one's health when done in conjunction with
a. a partner
b. patience
c. lifestyle changes
d. a positive attitude

Answer – C. lifestyle changes
 Talking of Lifestyle, lifestyle simply means the practices, approaches, tastes, moral principles, values, standards, beliefs, economic level, etc., that collectively establish the way of living of a person or group of people. For an exercise program to be beneficial to one's health then it should be done in combination with lifestyle changes.