A development organization uses a PaaS service from a public cloud to develop and test an application. Once sending and verification are complete, the development team discovers that the cloud services uses proprietary software in the PaaS clustering mailing and deployment of the application within their production data center imposition without significant application records.
What this type of lock-in called?

A.
Geographical lock-in

B.
Technology lock-in

C.
Cloud lock-in

D.
Vendor lock-in