Is a method where retailers receive orders from customers and have the product shipped directly to the customer from the vendor.

Drop-shipping

Explanation:

Drop-shipping is a business system that does not require the enterprise to keep any merchandise in stock. In its operations, the business receives customer orders via various channels such as the internet. Upon receiving the order, the business purchases the product from the manufacturer or third party suppliers. The supplier then delivers the goods to the customer premises. Drop-shipping needs low start-up capital but has low returns as well.

the third answer is correct.