Answer:
d. improves customer service.
Explanation:
E-commerce means electronic commerce i.e. buying and selling the products and services online. It could be either business to business, business to consumer, consumer to consumer etc
The advantage of the e-commerce is that it improve the service that provide to the customer as if the customer service is good so the customer would purchased more and more due to which the company is able to reach its goals. Like home delivery of products
Therefore the option d is correct
