The value of $\frac{ \tan 60°}{cot 30°}$ is equal to:

We know that,
$\tan 60° = \sqrt{3 }$
$cot 30° = \sqrt{3}$
So, $\frac{\tan 60°}{cot 30°}=\frac{\sqrt{3}}{\sqrt{3}}$ 
i.e.$\frac{ \tan 60°}{cot 30°}=1$ 

Hence, option D, 1 is correct.