While most people use shampoo, our preferences for what shampoo to buy can differ a lot based on our hair care needs. this illustrates the need for

a. market segmentation

Explanation:

According to a different source, the options included with this question are:

a. market segmentation

b. a production orientation of marketing

c. marketing mix-ups

d. stratified marketing

e. undifferentiated marketing

Market segmentation refers to the process of dividing a particular market into different groups that have different characteristics. This would be the case in this example, as producers should divide the market of people who use shampoo into different groups that have different needs. Market segmentation is an important tool for marketers and producers because it can help them create more effective campaigns that better address the needs of consumers.

b. the american revolution