I say D but i’m not 100% sure
Answer: a. Subject
Explanation: because a pope is a religious leader that plays an important role in a catholic church and bishops of rome.
I think it is B because It sounds like the answer
<span>and it helps in <u>building</u> an understanding ...
I guess this is it though the text is not that on of terrific English that one enjoys easily generally speaking
Best Luck!
Wise</span>