Find the missing term '?' in the given figure

Options

A. `N_(10)`
B. `P_(20)`
C. `O_(24)`
D. `Q_(16)`

Answer

B

Explanation

The letters are following :
`1^(st),4^(th),9^(th),16^(th),25^(th)` (squares)
The number are following
+ 4,+6,+8,+10
So, missing term is `P_(20)`