When the Graph of Directed Distance Is a Straight Line

Multiple Choice

When the graph of directed distance is a straight line with negative slope, what can be said about the graph of velocity?

A) The graph of velocity is a horizontal line above the horizontal axis.
B) The graph of velocity is a horizontal line below the horizontal axis.
C) The graph of velocity is a straight line with positive slope.
D) The graph of velocity is a straight line with negative slope.