Please hurry and help me...
Which set of ordered pairs represents y as a function of x?

Question 1 options:

{(1, 3), (1, 5), (1, 7), (1, 9), (1, 11)}

{(1, 2), (2, 3), (3, 4), (3, 5)}

{(2, 3), (3, 5), (3, -5), (-2, 8), (-2, -8)

{(1, 2), (2, -3), (3, 4), (4, -5)}

Question 2 (1 point)
Which statement best describes the relation (3, 4), (4, 3), (6, 3), (7, 8), (5, 4)?

Question 2 options:

The relation represents y as a function of x, because each value of x is associated with a single value of y.

The relation does not represent y as a function of x, because each value of y is associated with two values of x.

The relation does not represent y as a function of x, because each value of x is associated with a single value of y.

The relation represents y as a function of x, because one value of y is associated with two values of x.

Question 3
Which set of ordered pairs does NOT represent y as a function of x?

Question 3 options:

{(1, 1), (2, 1), (3, 1)}

{(1, 2), (1, 3), (1, 1)}

{(1, 2), (2, 3), (3, 3)}

{(1, 1), (2, 2), (2, 3)}