The correct answer is option C.
When there is a +- combo to the numbers you are applying an operation to, like addition or subtraction, then the sign automatically becomes minus.
What is an expression math problem?
An expression is a sentence with a minimum of two numbers or variables and at least one math operation. This math operation can be addition, subtraction, multiplication, or division. The structure of an expression is: Expression is (Number/variable, Math Operator, Number/variable)
Learn more about expression here: brainly.com/question/4344214
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