The coefficient of $x^8$ in the expansion of $(1 -x^4)^4 (1 + x)^5$ is :-
The coefficient of $x^8$ in the expansion of $(1 -x^4)^4 (1 + x)^5$ is :-
- A
$20$
- B
$-32$
- C
$-14$
- D
$30$
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