two paragraph APA Style Format

What are two specific ways marketing research helps a company know and understand its product’s customers?

Consider the following ideas to include in your answer:

• What is the difference between primary and secondary research?
• What is quantitative and qualitative research?
• How does research help identify a customer’s buying behaviors?
• How does the brand promise create customer satisfaction?
• What are customer demographics and psychographics?
• What is marketing STP/D?