Which of the following rational functions is graphed below

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]