1. B. monopolizing the market by bundling its operating system with its Internet Explorer browser.
2. A. network externalities.
Explanation:
Lawsuit was filled againts Microsoft claiming that it was engaging in unfair trade practices by (B) monopolizing the market bu bundling its operating system with its internet explorer browser.
They argue that modern software can gain monopoly status and establish a barrier to entry through (A) network externalities.
Non- essential expense is the expense which is spent on the extra things, which means it is not essential to meet the needs. Whereas the essential expense are those expenses which are spend on consuming the things required for living. For example food, cloth.
So, both the expenses are those expense which are necessary for an individual or person and therefore, cannot be reduced in order to produce the more savings.
As sue explains to professor klein, in a business process, activities interact to achieve a business function. Different activities of a business need to work with each other to achieve a common goal. If the functions of a business do not align, the end result will likely not happen because each part of the business needs to work together.