Crest toothpaste targets different consumer by offering different types of toothpaste for smokers than it does for children based on their differing needs and wants.

The answer would be : Consumer Segments
customer segment is a way to divide consumers based on a specific criteria, such as Age, gender , health issues ,interest, spending capabilities, and etc.
For example, there is a toothpaste product that target only the one that have sensitive teeth.

It sells out to its shareholders