I’m assuming it’s D because A still goes to a team and D is only for themselves
Now most definitely; healthy young bone development is vital to healthier bones through time. If you don’t build them and maintain them now, they will only deteriorate early this causing a detrimental when in their 40s and 50s.
Different individuals have different levels of physical fitness.
It really depends due to the fact that many people learn differently some people are fast learners, some are slow paced and others are just in between. Independent study’s is good for going at your own pace without anyone pushing you.
