Question:P = {x`inNN : 2 < x <= 6`} এবং Q = {x `inNN : x`জোড় সংখ্যা এবং `x <= 8`} হলে `pnnQ` = কত? 

A {2, 4, 6, 8} 

B {4,8} 

C {4, 6} 

D {2, 4, 6} 

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