I agree with you, I also think it's C
You should expect it to take either 10 to 20 weeks
Health-related fitness is mainly to benefit your body and fight diseases such as diabetes and performance-related fitness is more of an aesthetic or look.
This is what i had put. It's difficult for the average person to properly evaluate a personal trainer because personal trainers deceive people into thinking they're actually very knowledgeable but can actually do more harm than good. There are also numerous credentials that must be looked into before hiring a personal trainer but for a first timer, it may be very difficult.