Which is the best approach to deliver high-quality increments?

Your team is one of seven teams working on a product. All teams use the same version control system.

Which is the best approach to deliver high-quality increments?
A . Each team’s automated build is integrated toward the end of the sprint
B. Developers should perform a combination of local and private builds
C. Each team should have its own automated build
D. There is one automated build for all teams

Answer: D

Explanation:

This way there are no surprises near the end of the sprint or during delivery and the increment will be most stable as possible.