Answer:
the level of consumption that does not depend on income.
Step-by-step explanation:
Autonomous consumption means that the expenditures that should be incurred at the time also when the consumer has no income. Like food, shelter, heathcare, etc are needed for survival even in the case when the person has no money
So according to the given situation, it is consumption level which does not based upon the income
Hence, the third option is correct