Brokerage login now requiring I answer these questions. Not a single one of these has a single answer I’d actually remember. They all have problems regarding what would actually count or multiple possible answers to choose from, or these are not things people would remember or they just don’t apply to most people.
This is the right answer. I never answer those, you add new entries in your password manager in the notes for the main site.
If you answer truthfully to any one of those “security questions”, your account is at risk.