A) \[N\subset W\subset Z\]
B) \[Z\subset N\subset W\]
C) \[W\subset N\subset Z\]
D) \[Z\subset W\subset N\]
Correct Answer: A
Solution :
(a)\[N\subset W\subset Z\], where N = {x : x is a natural} W= {x : x is a whole number} Z = {x : x is an integer}
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