In the expansion of (1+x+x^(2)+x^(3))^(6...

In the expansion of `(1+x+x^(2)+x^(3))^(6)`, the coefficient of `x^(14)` is a)130 b)120 c)128 d)125

A

130

B

120

C

128

D

125

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The correct Answer is:

B

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