Question

Which of the following is correct?
(a) ∅ ⊆ {a, b} (b) ∅ ∈ {a, b} (c) {a} ∈ {a, b} (d) a ⊆ {a, b}

Answer 1

Option ( a ) is correct.

Reason:

Empty set is subset of every

Set .

••••

Answer 2

Step-by-step explanation:

option (A) is the correct answer