Answer: C) advising.
Explanation:
Advising is the act of providing advice or suggestion to any person on the basis of the issue, situation , problem etc.
According to the situation of employee in question,he is getting advised from the social worker.After listening about the issue of the employee , social worker is suggesting him to change the company and join some other organization.
Other options are incorrect because consoling is providing sympathy and comfort to someone who is experiencing grief. Blaming is assigning the fault responsibility on someone .Threatening is the intimidating or terrifying act. Thus, the correct option is option(C).