Which of the Following Is the Appropriate for Header for Varying

Multiple Choice

Which of the following is the appropriate for header for varying the control variable over the following sequence of values: 3, 6, 9, 12?

A) for ( int i = 3; i <= 12; i++ )
B) for ( int i = 12; i > 0; i -= 3 )
C) for ( int i = 3; i <= 12; i -= 3 )
D) for ( int i = 3; i <= 12; i += 3 )
E) None of the above.