False.
The most important job is to promote the material. For example, Ads don't always promise what they tell you, but they make the product seem very desirable.

<em>combine like terms</em>

First day, we break up the gallon into 4 quarts. So now we have 2 quarts 3 pints 1 cup.
After the second day, we end with 2 quarts 1 cup!