Which best describes the graph of the function f of x is equal to 4 times 1 point 5 to the x th power ?
A
The graph passes through the point 0 comma 4 , and for each increase of 1 in the x -values, the y -values increase by 1 point 5 .B
The graph passes through the point 0 comma 1 point 5 , and for each increase of 1 in the x -values, the y -values increase by 4 .C
The graph passes through the point 0 comma 1 point 5 , and for each increase of 1 in the x -values, the y -values increase by a factor of 4 .D
The graph passes through the point 0 comma 4 , and for each increase of 1 in the x -values, the y -values increase by a factor of 1 point 5 .