Why is the Plan-Test-Modify-Evaluate cycle useful for software and game design?​

When is a chart legend used a. all the time b. whenever you are comparing data that is the same c. whenever you are comparing multiple sets of data d. only for hand-drawn charts

What is a loop? a. a collection of function definitions at the top of a program b. a line of code that defines a variable and assigns it a value c. a program that opens the turtle graphics window d. a block of code that repeats a specific number of times

When replacing a thermostat or water pump, coolant drained from the cooling system should be