Comment by voidspark

I have never been thanked for replying here before. Thanks.

The optional choices happen when it tries to reason out a solution, but then finds it is making too many assumptions of unknown details about the user's system, preferences, goals, and so on. It's just a thought pattern that it has learned to emulate.

People here will argue that LLM's cannot truly "think", but they are good enough at emulating thinking.