The reason for him or her to be present when the products sold to a customer are being installed is: c. To sell additional products to the customer.
A salesperson is the person who is responsible for marketing company products by using his or her sales skill to convince the customer to buy the products and to sell to customers.
The reason why the salesperson needs to be present is for the salesperson to sell more products or advertise more products to the customer.
Because the customer may want to purchase more products or additional products from the company.
Inconclusion the reason for him or her to be present when the products sold to a customer are being installed is: c. To sell additional products to the customer.
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