Answer:
D. activities related to buying
Step-by-step explanation:
Consumer behavior study how individuals and organizations select the goods and services they opt to buy. It tries to understand consumers' motivation, psychology, and behavior as they select preferred goods and services. Consumer behavior is broad and complex. Some of the answers it seeks are
1. How consumers think and choose between various options
2. The behavior of consumers while shopping
3. How the environment (peers, culture, media, social media) influence social media