Final answer:
The contents of employees' email messages to and from a company address are generally not private.
Step-by-step explanation:
In general, the contents of employees' email messages to and from a company address are not private.
While personal communications are typically considered private, when sent through a company address, they are subject to being monitored or accessed by the employer or other authorized parties.
Therefore, the correct answer is A. Not private (Option A).