B.
The answer is B. Social cognition !
Electromagnetic Force: A fundamental force in nature, the electromagnetic force acts between charged particles and is the combination of all electrical and magnetic forces. The electromagnetic force can be attractive or repulsive. So I would choose "strong, but weaker than the gravitational force"
If it is wrong, then I suggest going through and looking more carefully through what I just said, because honestly I had that same question once, and I chose that answer, and it was correct. So you should get it correct as well.
The answer for this question is the letter D
I believe the answer you are looking for is:
"In the old days of assimilation, foreigners felt the required need to become as American as possible. America is no longer asking or demanding immigrants to abandon their birth culture."
Hope this helps!!
(Brainliest)