Which of the following activities should be performed to prevent uploaded web shells from being...

[Reference: CompTIA PenTest+ PT0-003 Official Study Guide - "Removing Persistent Web Shells", Incorrect options:, Option B (Spin down the infrastructure): Shutting down servers does not remove the persistence., Option C (Preserve artifacts): Important for forensics but does not prevent exploitation., Option D (Perform secure data destruction): Secure wipe is useful but not always feasible for a production system., ]