Verify A is subset of B for the sets A={a, b, c},B={1,{a, b, c},2} if not justify your answer

Verify A is subset of B for the sets A={a, b, c},B={1,{a, b, c},2} if

1.	Verify A is subset of B for the sets A={a, b, c},B={1,{a, b, c},2} if not justify your answer
Answer» a is not subset of b