If the second term of an A.P. is 12 and ...

If the second term of an A.P. is 12 and its 7th term exceeds the 4th term by 15, then the A.P. is:

A

5, 12, 19, ...

B

7, 12, 17, ...

C

7, 14, 21, …

D

5, 10, 15, ...

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The correct Answer is:

B

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