According to horney, the feeling of being isolated and in a potentially hostile world is called

I believe the answer is: basic anxiety

All people would experienced basic anxiety at some point in our life, even though some may experience them more intensely compared to the other. This anxiety could come from sources such as economic factors, desire to fit into social group, desire to meet parents' expectation, etc.

You don’t list any options but the one that frets overspending and the consequences of that.