Answer:
In McCulloch v. Maryland (1819) the Supreme Court ruled that Congress had implied powers under the Necessary and Proper Clause of Article I, Section 8 of the Constitution to create the Second Bank of the United States and that the state of Maryland lacked the power to tax the Bank.
In telecommunication, it is hard to deal with as it involves communication and interactions with other people. The major concern about employees and managers is that because of it's difficulty, it makes managers lose their control to their employees that could complicate things and affect the people working in the area. That is why it is the major concern in telecommunication.