Ann, a corporate executive, has been the recent target of increasing attempts to obtain corporate secrets by competitors through advanced, well-funded means. Ann frequently leaves her laptop unattended and physically unsecure in hotel rooms during travel. A security engineer must find a practical solution for Ann that minimizes the need for user training. Which of the following is the BEST solution in this scenario?
A. Full disk encryption
B. Biometric authentication
C. An eFuse-based solution
D. Two-factor authentication
Correct Answer: A