Which of the following options correctly describes the graph below?
a) greatest integer function
b) “one-to-one” function
c) piecewise function
d) “many-to-many” function
![Which of the following options correctly describes the graph below a greatest integer function b onetoone function c piecewise function d manytomany function class=](https://us-static.z-dn.net/files/d50/072500e9f769e0e81a74d22bdf549c5f.png)