Below is the activity diagram for a car insurance company as it follows the requirement above.
What is an activity diagram
An activity diagram is known to be a graphical representation of a workflow that shows the flow of activities and actions through a system or process. It is a type of Unified Modeling Language (UML) diagram that is used to model the behavior of a system.
So, An Activity diagrams can be used to model the steps involved in a business process, such as ordering a product, processing a payment, or onboarding a new customer. Activity diagrams can be used to model the steps involved in developing and deploying software.