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If Sn denotes the sum of first n terms o...

If `S_n` denotes the sum of first n terms of an arithmetic progression and an denotes the `n^(th)` term of the same A.P. given `S_n = n^2p` ; where `p,n in N`, then

A

`a_(1) = p`

B

common difference `= 2p`

C

`S_(p) = p^(3)`

D

`a_(p) = 2p^(3) - p`

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The correct Answer is:
A
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