Which table shows y as a function of x

Option 1 \table[[x, y],[-13,-2],[-13,0],[-13,5],[-13,7] ]

Option 2 \table[[x, y],[1,4],[3,4],[7,4],[12,4]]

Option 3\table[[x, y],[-6,3],[-1,-1],[-1,5],[10,-9]]
Option 4\table[[x, y],[-9,-7],[-2,-5],[0,0],[0,6]]

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.