Provide an appropriate response.Let A, B, and C be finite sets, with A ? B ? C and n(B) = 3. What are the possible values of n(A) and n(C)?
A. n(A) = 1, 2, or 3; n(A) = 4, 5, 6, . . .
B. n(A) = 0, 1, 2, or 3; n(A) = 4, 5, 6, . . .
C. n(A) = 0, 1, or 2; n(A) = 3, 4, 5, . . .
D. n(A) = 1 or 2; n(A) = 3, 4, 5, . . .
Answer: B
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B. 
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C. 
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