Question

if A= {p,q, { x, y} r } then which one of the following is true


(A) X € A. ( c) { x,y} €A

( B)
{ x,y } subset of A

(D) A= { p,x,y,r}​

Answer 1

Answer:

(c) {x, y} €A

x, y are subset of set A