Not able to make decisions? And lack of motivation.
It may seem basic, but there might be some underlying reason because of which you're not able to do it.
Next Steps
you may consult a licensed psychologist/ psychotherapist to help you deal with your concerns.
Health Tips
Ask yourself the right questions while making decisions for example weighing advantages and limitations of your choices, factors which are important, consequences of what to choose..and many more..
hope it helps.