Which of the following is a result of shifting a circle with equation (x-1)2 + (y-4)2 = 16
to the right 4 units?
A. The y coordinate of the center of the circle increases by 4.
B. The x-coordinate of the center of the circle increases by 4.
C. Both the x- and ycoordinates of the center of the circle decrease
by 4.
D. Both the x- and y-coordinates of the center of the circle increase
by 4.