Some group (G, 0) is known to be abelian. Then which one of the following is TRUE for G ?

(g o h)² = g²o h² for every g,h ∈ G

Some group (G, 0) is known to be abelian. Then which one of the fol

1.	Some group (G, 0) is known to be abelian. Then which one of the following is TRUE for G ?
A.	G is of finite order
B.	g = g² for every g ∈ G
C.	g = g-1 for every g ∈ G
D.	(g o h)² = g²o h² for every g,h ∈ G
Answer» E.