The Chief Information Security Officer (CISO) of an e-retailer, which has an established security department, identifies a customer who has been using a fraudulent credit card. The CISO calls the local authorities, and when they arrive on-site, the authorities ask a security engineer to create a point-in-time copy of the running database in their presence. This is an example of: 

Answer options:

A. creating a forensic image
B. deploying fraud monitoring
C. following a chain of custody
D. analyzing the order of volatility

A