Consider the Fib Method from the Textbook Shown Below

question 58

Multiple Choice

Consider the fib method from the textbook shown below:
Public static long fib(int n)
{
If (n <= 2)
{
Return 1; // line #1
}
Else
{
Return fib(n - 1) + fib(n - 2) ; // line #2
}
}
Assume line #2 is changed to this:
Else { return 2 * fib(n - 1) + 2 * fib(n - 2) ; }
What effect will this change have?

• A) This will return 5 from fib(4)
• B) This will return 8 from fib(4)
• C) This will return 10 from fib(4)
• D) This will cause an exception on a call fib(4)

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