Answer:
Communication
Step-by-step explanation:
Retailing mix is the plan of marketing, which put in place in order to address the key factors like personnel, location and price. It is also recognized or called as the 6 Ps.
When the supermarket target the people who want to eat healthy, the stores use the placards, which contain the information regarding the farmers who grew and harvest the products. So, it use the communication element of relating mix in order to provide the consumer information.