Write 12 as a product of prime factors?

The correct option is C) the product of 6 and a number y.

Step-by-step explanation:

Consider the provided expression 6y.

Let variable y is an unknown number or quantity.

Algebraic expression is the expression that consists of whole constants, variables and algebraic operations, where the operations are addition, subtraction, division, multiplication etc.

Now consider the provided expression 6y. It can be written as:

6×y

Here the sign × indicates the product.

Thus, the phrase can be 6 times of y or the product of 6 and a number y.

Hence, the correct option is C) the product of 6 and a number y.