Option D: VS Code
Correct Answer.
Visual Studio Code with the Salesforce Extension Pack is the recommended IDE for developing and fixing Lightning Web Components.
It provides features like syntax highlighting, IntelliSense, debugging, and seamless deployment to a sandbox.
The Developer Console does not support editing Lightning Web Components.
It is primarily used for Apex, Visualforce, and Aura components.
Option C: Force.com IDE
Deprecated.
The Force.com IDE is no longer supported.
Developers should use VS Code.
Option A: Execute Anonymous
Incorrect.
Execute Anonymous is used to run Apex code snippets, not for editing component code.
Conclusion:
To fix a Lightning Web Component bug in a sandbox, the developer should use VS Code, which is Option D.
Reference:
Visual Studio Code Setup
Lightning Web Components Development
Option B: Developer Console
Incorrect.