A = {∅,{∅},2,{2,∅},3}, which of the following is true?(a) {{∅,{∅}} ∈ A(b) {2} ∈ A(c) ∅ ⊂ A(d) 3 ⊂ AThe question was posed to me in unit test.This is a very interesting question from Types of Set in chapter Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics

A = {∅,{∅},2,{2,∅},3}, which of the following is true?(a) {{∅,

1.	A = {∅,{∅},2,{2,∅},3}, which of the following is true?(a) {{∅,{∅}} ∈ A(b) {2} ∈ A(c) ∅ ⊂ A(d) 3 ⊂ AThe question was posed to me in unit test.This is a very interesting question from Types of Set in chapter Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics
Answer» Correct option is (C) ∅ ⊂ A Explanation: Empty set is a SUBSET of EVERY set.

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