A network architect has planned several validation tests and user acceptance tests (UATs) for a
new HP solution. In order to ensure meaningful results, what is one step that the network should
complete before implementing the new solution?

A.
Talk with key authentication to determine valid maintenance windows for the UATs

B.
Plan how long it will take to rollback the new solution of the tests indicate poor results

C.
Schedule a point of no return, after which results will not be accepted

D.
Run the same tests on the existing network solution