The loop can best be categorized as a ___. a. counter-controlled loop b. sentinel-controlled loop c. loop that computes a product d. general conditional loop e. none of the above A special value that marks the end of list input data is called a ___. a. terminal value b. sentinel value c. loop control value d. input value e. loop termination value The effect of the following program segment can best be described as ___. if (x > y) z = x; if (x = = y) z = 0; if (x