JEE Math Practice Question

For x $$ \in $$ (0, 3/2), let f(x) = $$\sqrt x $$ , g(x) = tan x and h(x) = $${{1 - {x^2}} \over {1 + {x^2}}}$$. If $$\phi $$ (x) = ((hof)og)(x), then $$\phi \left( {{\pi \over 3}} \right)$$ is equal to :

1. A.$$\tan {{7\pi } \over {12}}$$
2. B.$$\tan {{11\pi } \over {12}}$$
3. C.$$\tan {\pi \over {12}}$$
4. D.$$\tan {{5\pi } \over {12}}$$