Can someone please tell me which one is correct?

Recall the definition of a polynomial expression. find two polynomial expressions whose quotient, when simplified,is. use that division problem to determine whether polynomials are closed under division. then describe how theother three operations-addition, subtraction, and multiplication-are different from division of polynomials.

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

How do i do this? i don’t understand