Question

Let and are two subgroups of group . Which of the following statements is a FALSE?

(a) is always a subgroup of .

(b) is a subgroup of if = .

(c) ∩ is always a subgroup of .

(d) may or may not be a subgroup of .​

Answer 1

Answer:

c is false ok why means all same c only difference so c is the correct options