The golden rule is to us because it is
a.
universal
b.
easy to understand
c.
ethically sound
d.
all of the above

Option D, all of the above, is the correct answer.  

The Golden Rule is the belief of managing others as one's self would want to be managed. It is a proverb that is observed in multiple religions and societies. The Golden Rule can be recognized as an ethic of interchange in some faiths, although other doctrines approach it separately. Thus, it may be said that the Golden Rule is universal, easy to understand and ethically sound.

d

explanation:

i think the answer is d. but im not sure!