What is the parent function and translations of f(x)=x/(x-1)^2? Please explain.

Which describes how to graph  by transforming the parent function? 

A. Translate the parent function units to the left and units up. 

B. Translate the parent function  units to the right and  units up. 

C. Translate the parent function  units down and units to the right. 

D. Translate the parent function  units up and  units to the right

Given the parent functions

and

what is g(x) − f(x)?

Given the parent functions and , what is ?