Answer:
DOWN BELOW
Step-by-step explanation:
DISADVANTAGES of collecting data through participant observation are (1) costly staff necessary to conduct the research observations; (2) the research can be quite time consuming; (3) the problem of fitting the observer into the setting of research interest unobtrusively and without publicity
ADVANTAGES Improving precision in targeting customers.
Finding new customers.
Understanding customer behavior.
Increasing customer retention.
Improving decision-making.
Reducing errors.
Enhancing marketing efforts.
Predicting market trends.