Question

why does do supermarket do not have clock

Answer 1

Answer:

Supermarkets rarely have windows or clocks. With no reference to the outside world, customers can easily lose track of how long they've been there. Grocery store overlords may use another trick to manipulate your sense of time: small floor tiles. ... And stores know that at a relaxed pace, customers buy more.

May it's helps you

Answer 2

Explanation:

because customers can easily lose track of how long they've been there.