The correct answer is b. The James Madison Memorial Building, built in 1981, houses the Folger Shakespeare Library
In this case, it is correctly used because the "built in 1981" is an apposition separated with commas.
In the statement above, if this asks whether it is true or false, the answer will most likely false. It is because the marriage in traditional african can also be an advantage for woman if they love the man that they are married to. But there are also instances that man have the advantage because they are tied with the woman because of arrange marriage, for they could get a child and so fort. Still, this is considered false because woman can also have their advantages.
The answer should be : "the style".
Hope this helps !
Photon