Answer:
C. Internet.
Explanation:
An ease of accessibility can be defined as the characteristic of a business which makes it readily available for use at different locations at a particular period of time. Thus, the business is free from all form of difficulties in being accessed or reachable by customers.
This ultimately implies that, ease of accessibility is a characteristic which makes a business responsive to customer requests at any time.
Hence, the business which attract customers due to its ease of accessibility is an internet because everyone around the world is able to use or access the internet at any time, provided they have a network connection and a compatible device such as a smartphone, computer, tablet etc.