For the function y=F(x), when x = 4, its y-value is 18.

Choose all true statements.
A. The functions value is 4 at 18
B. The point (4,18) is on the graph of the function
C. The functions value is 18 at 4
D. F(4)=18
E. The point (18,4) is on the graph of the function
F. F(18)=4