PLSSS HELP Which of the following ideals are the main goals of the United Nations?

i. Maintaining peace
ii. Preserving human dignity
iii. Promoting democracies around the world

A.
i. only
B.
i. and ii. only
C.
ii. and iii. only
D.
i., ii., and iii. only

Please select the best answer from the choices provided
A
B
C
D