It is observed that (1 + 3 = 2^2, 1 + 3 + 5 = 3^2, 1 + 3 + 5 + 7 = 4^2. \If hspace{1mm}1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 = P^2 findhspace{1mm}P)

A.
6 
B.
7 
C.
8 
D.
9
Correct Answer: Option C
Explanation
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 = 64
where 64 = 8^2
That is P is 8