The answer is probably A but it could be all of them.
The answer I think it would be is the letter B. hope this helped
For substantial health benefits, adults should do at least 150 minutes (2 hours and 30 minutes) a week of moderate-intensity, or 75 minutes (1 hour and 15 minutes) a week of vigorous-intensity aerobic physical activity, or an equivalent combination of moderate- and vigorous-intensity aerobic activity.
That hormone would be glucagon
I would say D. beginning, early proficient and advanced competence as it is to do with throwing so is a physical skill so can be described in these ways according to the level of proficiency or competence exhibited by the sports person.