23+k+h

Which statement has the same meaning as this expression? Explain your answer.

The product of 23, k, and h describes the expression, because product means add.

The quotient of 23, k, and h describes the expression, because quotient means add.

The difference of 23, k, and h describes the expression, because difference means add.

The sum of 23, k, and h describes the expression, because sum means add.