Respuesta :
It would be d bc it not everyone does all of the things they are saying
The answer is: C. at the earliest possible date.
People have different situations, income level, and expenditures. So, it is extremely hard to put an exact criteria to start saving for retirement.
You need to start to save for retirement as soon as you achieve economic stability no matter when it is. As a general guideline, economic experts categorized you as financially stable if you can save up 20% of your income after paying all of your expenses.