I believe the answer would be the JPEG file extension.
The answer is C to this question
1. ughhhh not entirely sure but B, 2. again not entirely sure should be B as well and finally 3.is D remember these are not always the answer just most likely what one person thinks
Answer:
Secure the personal information with complex multi-factor authentication and configure intrusion detection and prevention and a firewall.
Explanation:
Multi-factor authentication is a method of securing a client's personal information from the client's side to the data centre. It uses more than one security processes not policies. There key be three authentications process like a password, security token and biometrics or two authentications like password and biometrics or token.
The firewall and intrusion detection and prevention are vulnerability preventive method to detect and stop cyber attacks.