As a solution architect, you are in a meeting about the design of a new application to manage the delivery process of goods or services. The extension will be maintained by the line of business (as opposed to IT).
The following application parameters/features are discussed:
- Tracking deliveries in real-time
- Optimizing delivery routes -
- Providing delivery notifications to customers.
- Scaling according to usage -
- Maintenance downtime must be short.
Which extension type is best suited for this application?

