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:

Admission

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Equal Dignity Rule

A legal principle requiring that agents’ actions and contracts signed on behalf of a principal must be in writing if the principal's contract is also required to be in writing.

Statute of Frauds

A legal principle requiring certain types of contracts to be in writing and signed by the party to be charged, in order to be enforceable.

Agent Negotiation

The process by which a representative or agent acts on behalf of another party in negotiating terms or deals.