Q: how to reset security questions

If you have questions on Security Questions, take a look at these topics

"About Apple ID security questions"

https://support.apple.com/en-us/HT201363

"If you forgot the answers to your Apple ID security questions"

https://support.apple.com/en-us/HT201485

"Contact Apple for help with Apple ID account security This article provides country-specific Apple Support contact information for customers seeking help with their Apple ID password or other security-related issues."

https://support.apple.com/en-us/HT204169