Question

How could the overuse of household disinfectants weaken the immune system?

Answer 1

Hi.

The answer is D.)

It will reduce exposure to certain pathogens and prevent you from getting sick which is good, but if you don't get those pathogens, when your body does encounter it again, your Memory T cells will. it know how to fight it off.

Hope this helps

Answer 2

It's either a or d I'm sure