Statement -I : The value of the integral $\begin{align*} \int_{\pi/6}^{\pi/3} \frac{dx}{1+\sqrt{\tan x} } \end{align*}$ is equal to $\frac{\pi}{6}$. <br> Statement-II : $\begin{align*} \int_a^b f(x) dx = \int_a^b f(a+b-x) dx \end{align*}$

Question

( A ) Statement-I is True; Statement-II is true; Statement-II is a correct explanation for Statement-I
( B ) Statement-I is True; Statement-II is true; Statement-II is not a correct explanation for Statement-I
( C ) Statement - I is False, Statement-II is true
( D ) Statement-I is True; Statement-II is False