Ilike really need so can someone answer
1. select all relations that represent functions.

2. mrs. anderton is giving a test in her third-period class. she has decided to record the amount of time that each student takes to finish the test (in minutes) and compare that to the grade each student receives on the test (out of 100). a plot of her results is below.

which of the following does this situation represent?

a. neither a relation nor a function

b. a relation only

c. a function only

d. both a relation and a function

3. which of the following best describes the equation below?

y = 4

a. relation only

b. neither a relation nor a function

c. function only

d. both a relation and a function