CompTIA CV0-003 Question Answer
A web consultancy group currently works in an isolated development environment. The group uses this environment for the creation of the final solution, but also for showcasing it to customers, before commissioning the sites in production. Recently, customers of newly commissioned sites have reported they are not receiving the final product shown by the group, and
the website is performing in unexpected ways. Which of the following additional environments should the group adopt and include in its process?