Usually due to not paying workers enough, especially using workers in developing and poor countries which are desperate and will do work for very little. Big companies can sell cheap clothes but still make a huge profit from paying workers little.
I think the answer is C but that’s just a guess
She is creating a metaphor to convey the idea that love is hard won.
The answer is B since using a comma after read is incorrect while a comma after No and yes is correct, hope this helps!