Question: Consider the following recursive method. /** Precondition: n > 0 */ public static int calc(int n) { if (n

Consider the following recursive method.

/** Precondition: n > 0 */

public static int calc(int n)

{

if (n <= 9)

{

return n;

}

else

{

return calc(n / 10);

}

}

Which of the following best describes the value returned by the method call calc(num) ?

A. The int value 9

B. The leftmost digit of num

  • C. The rightmost digit of num

  • D. The number of digits in num

  • E. The result of the integer division of num by 10

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