Which of the following is NOT true of recursive functions in program development? A A recursive function always cals itself direetly. A recursive function may call itself indirectly. C Recursive...

Extracted text: Which of the following is NOT true of recursive functions in program development? A A recursive function always cals itself direetly. A recursive function may call itself indirectly. C Recursive function calls use internal stack structures. D Recursive function calls use more memory space than equivalent iterative functions.