Which of the Following Is NOT a Valid Prefix Expression

question 48

Multiple Choice

Which of the following is NOT a valid prefix expression?

• A)- + a b + c d
• B)/ a + b c
• C)* + * a b c d
• D)* - a b c d

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Definitions:

Behave

To act in a manner according to one's character, or to conduct oneself in a specific way, often judged in the context of socially acceptable norms.

Happiness

A state of well-being and contentment characterized by emotions ranging from contentment to intense joy.

Positive Attitude

A mental state that reflects optimism and a belief in positive outcomes.

Occupation

A person's profession or main source of income, typically involving specialized training or education.