Select the correct cloud computing type for the described information system

Prompt $1$A database and web hosting environment managed by a vendor, on which the customer develops a custom application

Answer for prompt $1$ A database and web hosting environment managed by a vendor, on which the customer develops a custom application

Prompt $2$A data center managed by a vendor, in which the customer deploys and manages virtual servers and networks

Answer for prompt $2$ A data center managed by a vendor, in which the customer deploys and manages virtual servers and networks

Prompt $3$A Customer Relationship Management $($CRM$)$ system managed entirely by the vendor