Which Question Illustrates Why the Practice of Polygamy Is Not

Which question illustrates why the practice of polygamy is not just a philosophical debate?

A) If a family consisting of one husband and several wives applies for immigration to Canada,should they all be accorded marital status?
B) How do we know what is the best for other people in their relationships?
C) If someone is happy sharing their lover with someone else,should the government make this illegal?
D) If someone wants to marry more than one person at a time,is this wrong so long as they don't impose their views on others?