If the coefficient of the middle term in the expansion of \[{{(1+x)}^{ – McqOptions

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1.	If the coefficient of the middle term in the expansion of \[{{(1+x)}^{2n+2}}\]is p and the coefficients of middle terms in the expansion of \[{{(1+x)}^{2n+1}}\] are q and r, then
A.	\[p+q=r\]
B.	\[p+r=q\]
C.	\[p=q+r\]
D.	\[p+q+r=0\]
Answer» D. \[p+q+r=0\]

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