Recently, Jessica Has Been Receiving Reports at the Help Desk

Multiple Choice

Recently, Jessica has been receiving reports at the help desk that clients cannot log in to their computers and need to rest their passwords. After checking the log file, Jessica decided to ask one client who had recently changed his password, why he decided to change it. The client reported that someone from the help desk had called him and asked him for his password two days ago. He gave the caller the password, and now he can't log in to his system. Jessica has discovered that the client was a victim of social engineering. ​
What can the company do to prevent this from happening again?

A) Educate users.
B) Use multifactor authentication.
C) Install anti-malware software.
D) Install firewall software.