For the quadratic equations shown here, which statement is true

y= 2/3(x-5)^2
y= ½(x-5)^2
y= 3/4(x-5)^2
y= -4(x-5)^2
A) The graphs open upward.
B) The graphs open downward.
C) The graphs are symmetric about the y-axis.
D) The graphs are symmetric about the line x = 5.

D