Thinking about and listing ones options in the process of decision-making include all of the following except a. identifying possible alternative outcomes b. predicting what friends will think c. determining what is most important d. thinking about what choices could be made

B. You can never predict what friends will think and it is not important what they think

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)

Iwould put 'think' in the blank