Note the Domain name, it'll be used as the tenantName.
Enter the Reply URL as http://localhost:8100 or any port from wher you'll be serving your app.
In Application Claims, select Email Addresses too.
Note the Application ID . It'll be used as the clientId.
Note the name of the policy. It'll be used as policy.
Note the name of the policy. It'll be used as the password-reset-policy