What is the recommended release management strategy to address this concern?

Universal Containers is about to begin Development work on a new project in their Salesforce org that will take many months to complete. UC is concerned about how critical bugs will be addressed for existing live functionality.

What is the recommended release management strategy to address this concern?
A . Include fixes for critical bugs in the ongoing Development sandboxes so that they will be released with the other code.
B. Keep teams separate until the end of the project and create a Full Copy sandbox to merge their work then.
C. Utilize a dedicated developer pro sandbox to address critical bugs and release to production.
D. Address critical bugs in the Development sandboxes and push those changes to production separately.

Answer: C