Please select the best answer from choices A-D below.

What is a JavaFX event handler?

A.It is a way to "catch" events that may occur in a try block of your code.

B.It is a way to deal with unexpected occurences in the program.

C.It is a JavaFX gadget, such as a button, that makes changes when an event happens.

D.It is an interface used to register for and receive specific "events" that can occur on the computer.