B
the answer is b ill give you your points back if its wrong
Males get very aroused around their partner they find sexually attractive and the male sex hormone known as testoterone is going crazy. If you want a more specific answer I'd reccomend researching the male anatomy.
The correct answer you are looking for is A.) Resilience
It's true cause a child has an developing immune system whereas adults have that already developed so the children under development are more likely to have those problems.