Which of the following is an example of eavesdropping?
Select answer from the options below
A) A hacker pretended to be a system administrator and obtained an employee's network password using an email.
B) A hacker accesses the company's garbage disposal and finds a list of customer social security numbers.
C) A hacker shuts the company's website down after accessing its network.
D) A hacker enters a company's network and is able to view instant messages sent between employees.