Answer:
1no is a and 2no is c pls mark me branilest
The answer would be 'A', 'To do yoga, I need a shirt, that is loose and comfortable.'
Why: There is an unneeded comma after the word 'shirt'.
It means like don't over use it or don't under use it. Use it for when you need it and when its important rather then use it for something that doesn't matter.