Explanation

Step 1: In the development environment, navigate to Solutions.
The only supported way of transferring customizations from one CRM organization to another has been through Solutions.
With Solution Management came the concept of Managed and Unmanaged Solutions.
Step 2: Export the solution as managed and import it in the production environment.
Managed is a way to protect your IP (Intellectual Property) with an easy concept of install and uninstall.
Step 3: Select the solution that has BusinessRule1, navigate to the appropriate entity, and delete the rule.
Reference:
https://www.inogic.com/blog/2016/01/solution-management-with-dynamics-crm-2016/