What Is Wrong with the Following Recursive Sum Method? the Method

question 55

Multiple Choice

What is wrong with the following recursive sum method? The method is supposed to sum up the values between 1 and x (for instance, sum(5) should be 5 + 4 + 3 + 2 + 1 = 15) . public int sum(int x)
{
If (x == 0) return 0;
Else return sum(x - 1) + x;
}

• A) The base case should return 1 instead of 0.
• B) The recursive case should return sum(x - 1) + 1 instead ofsum(x - 1) + x.
• C) The base case condition should be (x <= 0) instead of (x == 0).
• D) The recursive case should return sum(x) + 1.
• E) The method should return a boolean instead of an int.

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Definitions:

Strategic Focus

The prioritization of resources and efforts towards the most important goals and objectives of an organization.

Cost Leadership

A strategic approach where a company aims to become the lowest cost producer in its industry to gain a competitive advantage.

Production Lead Time

The total time required to manufacture an item, including the time needed for processing, preparation, and assembly.

System Error

An unexpected malfunction or fault that disrupts normal functioning within a computer system or network.