Let a1, a2, a3, …be an A.P. If (a1+ a2+ ...

Let `a_1, a_2, a_3, …`be an A.P. If `(a_1+ a_2+ a_3+....a_10)/( a_1+ a_2+ a_3+....a_p)=100/p^2, pne10` then `(a_11)/(a_10)` is equal to

A

`19/21`

B

`100/21`

C

`21/19`

D

`21/100`

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