Choose the correct answer. if h is a normal subgroup of g and k is a normal subgroup of h, then a. k is a normal subgroup of g b. kis not a nomal subgroup of g

Choose the correct answer. If H is a normal subgroup of G and K is a normal subgroup of H, then A. K is a normal subgroup of G B. Kis not a nomal subgroup of G D. Kis a cyclic subgroup ofG C. Kis an abelian subgroup of G. O A B O C O D