A cloud systems administrator needs to migrate several corporate applications to a public cloud provider and decommission the internal hosting environment. This migration must be completed by the end of the month.
Because these applications are internally developed to meet specific business accounting needs, the administrator cannot use an alternative application.
Which of the following BEST describes the approach the administrator should use?

A. Hybrid deployment
B. Phased migration
C. Lift and shift
D. Rip and replace