Final answer:
The direct relationship in a point of sale system involves cashiers checking out items, customers checking prices, and cashiers performing transactions.
Step-by-step explanation:
A point of sale (POS) system is a system used by retail stores to complete transactions with customers. It consists of hardware and software components that enable various tasks related to the sales process. In a direct relationship between the two mentioned objects for a point of sale system, the following options justify it:
- Cashiers checkout items: Cashiers use the point of sale system to scan and total up the items being purchased by customers.
- Customers check price: Customers can use the point of sale system to check the prices of items before making a purchase.
- Cashiers perform transactions: Cashiers use the point of sale system to process payments from customers and complete the transaction.
These actions directly involve the use of a point of sale system and contribute to the overall functioning of the system in a retail setting.