In the Algorithm That Checks for a Balanced Expression, Which

question 26

Multiple Choice

In the algorithm that checks for a balanced expression, which of the following is true if a closing bracket is encountered?

• A) if the stack is empty, the brackets balance
• B) if the item on the top of the stack is a closing bracket of the same type, the brackets balance
• C) if the stack is empty or the item on the top of the stack is not an opening bracket of the same type, the brackets don't balance
• D) if the stack is empty or the item on the bottom of the stack is an opening bracket of the same type, the brackets balance

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