Ron is a car salesman. he earns a monthly wage of $1,000 plus a commission equal to 3% of the total price of the cars he sells. if p is the price of the cars ron sells in a month, which equation represents ron's total monthly income (r)?

a. r × 0.03p = 1,000

b. r = 0.03p × 1,000

c. r = 0.03p + 1,000

d. r + 1,000 = 0.03p