Comprehension \( \quad: \) If the sequence is defined by \( a_{1}= \) 0 and \( a_{n+1}=a_{n}+4 n...
Comprehension \( \quad: \) If the sequence is defined by \( a_{1}= \) 0 and \( a_{n+1}=a_{n}+4 n+3, n \geq 1 \). \( a_{n} \) is
(a) \( 2 n^{2}+n+3 \)
(b) \( 2 n^{2}+n \)
(c) \( 2 n^{2}-n-3 \)
(d) \( 2 n^{2}+n-3 \)
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