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Home › CBSE Class 11 (Commerce) › Mathematics › Sets › Let A = {1}, B = {{1}, 2}, C = {{1}, 2, 3}. Then

Let A = {1}, B = {{1}, 2}, C = {{1}, 2, 3}. Then

AA ⊂ C and A ∉ B
BA ⊂ B and A ⊂ C
CA ∈ B but A ⊄ C
DA = B and A ∈ C
Answer & Solution
Correct answer: C. A ∈ B but A ⊄ C
The set {1} is an element of B, and B is inside C, yet 1 itself is not in C, so A is not a subset of C.
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