Question

If A = {a, b, c, d, e}, B = { c, d, e, f }, C = {b, d), D = {a, e}
then which of the following statements are true and which are false ?
(i) C union to B (ii) A union to D (iii) D union to B (iv) D union to A (V) B union to A (vi) C union to A​

Answer 1

B union to A. (thanks) it's correct answer this question