Pablo was reviewing the water bill for his carwash business and determined that the highest bill, $5,000, occurred in July when 3,000 cars were washed and the lowest bill, $3,000, occurred in February when 1.000 cars were washed. What was the fixed portion of the water bli? O A $2,000 OB. $3,000 OC. 54,000 OD. $1,000 Pablo was reviewing the water bill for his carwash business and determined that the highest bill, $5,000, occurred in July when 3,000 cars were washed and the lowest bill, $3,000, occurred in February when 1.000 cars were washed. What was the fixed portion of the water bli? O A $2,000 OB. $3,000 OC. 54,000 OD. $1,000