of the following potential benefits, which is LEAST likely to be provided by the upgraded system?
A Human representatives will not be needed to respond to some inquiries.
B
The company will be able to provide a human representative for any incoming call.
с
Customers are likely to spend less time listening to information not relevant to their issue.
D
Customers will be unable to mistakenly select the incorrect department for their particular issue.

The upgrade of a system is meant to resolve identified issues in an initial system and given that the available human representative is usually less than the number of incoming call at a given time, due to a constant drive for a larger customer base, we have;

The upgraded system will provide technologies such that human representative will not be required for some inquiries, customers will listen to mainly relevant information with regards to their issues and customers will be properly directed to the correct department that are concerned with their current issue

Therefore, the LEAST likely goal of the upgraded system from among the options and therefore the least likely to be provided by the upgrade is the company will be able to provide human representative for any incoming call