Which formula or formulas show(s) a joint variation?
I V = s^3
II A =b*h
III C = pi d
A)III only
B)II only
C)I, II, and III
D)II and III
I V = s^3
II A =b*h
III C = pi d
A)III only
B)II only
C)I, II, and III
D)II and III