Answer: Option 'c' is correct.
Step-by-step explanation:
Since we have given that
Category Amount spent per month
Food $558
College savings $558
Retirement savings $558
As we can see that all three has same amount spending per month.
So, they will share same percentage of the budget.
i.e.
[tex]\dfrac{558}{5642}=9.89\%[/tex]
Hence, Option 'c' is correct.