A hollow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the centre :

Question

( A ) zero as r increases for r < R, decreases as r increases for r > R
( B ) zero as r increases for r < R, increases as r increases for r > R
( C ) increases as r increases for r < R and for r > R
( D ) decreases as r increases for r < R and for r > R