C parameters use the ______ of a variable

The ________ operator enables a programmer to “reverse” the meaning of a condition.

a) ^ b) && c) || d) None of the above.

The function mirrorHalf mirrors the top half of the picture onto the bottom half. Write a new function mirrorUpHalf that mirrors the top half of the picture into the top.

The question should read “mirrors the bottom half of the picture into the top”