Answer :
If that is a true or false awnser then it's false they can be either one
A graph can be shifted both vertically and horizontally. For instance a linear graph, y=ax can also be described as (y-b)= a(x-c)
Then, y=ax is moved both vertically by b, and horizontally by c.
Then, y=ax is moved both vertically by b, and horizontally by c.