Final answer:
Buying a new pair of jeans is an example of B2C e-commerce transaction.
Step-by-step explanation:
The transaction of buying a new pair of jeans is an example of B2C (business-to-consumer) e-commerce transaction. B2C refers to the exchange of goods and services between a business and an individual consumer. In this case, the business is the retailer selling the jeans, and the consumer is the person buying the jeans.