Using a reference to access the value of a variable without the need for explicitly using the indirection operator symbol(*) is referred to as a(n) ____.

A method that is invoked in response to an event is often called a(n) ____.

A. event handler B. intelligent agent C. message interface D. execution assistant

The escape sequence the represents the new-line character is:

(a) \r (b) \t (c) \n (d) \\