Answer:
Option A: number of cars; money raised; 30 to 100 cars; $600 to $2000 is the right option.
Explanation:
In the given question number of cars represents the independent variable while money raised represents independent variable.
Dependent variable depend on other entity while independent variable does not.
Here cars are independent and money is dependent as money is dependent on the number of cars.
The charge per car is $20.
So, for 30 cars, charges will be =
dollars
And for 100 cars, charges will be =
dollars
Option A: number of cars; money raised; 30 to 100 cars; $600 to $2000 is the right option.