We Want to Be Able to Compare the Starting Coordinate

Multiple Choice

We want to be able to compare the starting coordinate of a touch with the ending coordinate of a touch. How can we do it?

A) We cannot compare those coordinates.
B) We can compare them inside the onTouch method when it is called; nothing additional needed.
C) Store the ending coordinate in an instance variable and compare it to the starting coordinate of the touch inside the onTouch method.
D) Store the starting coordinate in an instance variable and compare it to the ending coordinate of the touch inside the onTouch method.