Which statement in C# allows you to do the following: Properly check the variable code to determine whether it contains the character C, and if it does, display “This is a check” and then advance to a new line?

a. if code is equal to C WriteLine("This is a check");

b. if (code = "C")

WriteLine("This is a check");

c. if (code == 'C')

WriteLine("This is a check");

d. if (code == C)

WriteLine("This is a check");

e. none of the above