Final answer:
The cost to manage the main floor and basement of a house increases by $300 for every $1,000 increase in the total cost of the house.
Step-by-step explanation:
The question is asking how much it costs to manage the main floor and basement of a house.
To find the answer, we need to look at the given information.
From the given table, we can see that the cost to manage the main floor and basement of a house depends on the total cost of the house.
For example, if the total cost of the house is $1,000, the cost to manage the main floor and basement is $300. This pattern continues as the total cost of the house increases.
Looking at the table, we can see that the cost to manage the main floor and basement of a house increases by $300 for every $1,000 increase in the total cost of the house. Therefore, based on this pattern, the correct answer is $400 (C).