Which of the following statement is correct?
I. If x = 12, y= -2 and z = -10, then $$x^3 + y^3 + z^3 = 360$$.
II. If x + y = 48 and 4xy = 128, then $$4x^2 + 4y^2 = 4480$$.

A

Both I and II

B

Only II

C

Neither I nor II

D

Only I