For a given function ƒ(x), the operation ƒ(3x) will Question 3 options:

A)

stretch the graph horizontally by a factor of 3.

B)

shrink the graph vertically by a factor of 1∕3.

C)

stretch the graph vertically by a factor of 3.

D)

shrink the graph horizontally by a factor of 1∕3.