The management team of a company with 10,000 employees is considering installing charging stations for electric cars in the company parking lots. In a random sample of 500 employees, 15 reported owning an electric car. Which of the following is a 99 percent confidence interval for the proportion of all employees at the company who own an electric car?

(A) 0.03±2.326√(0.03)(0.97)
500

(B) 0.15±2.326√(0.15)(0.85)
500

(C) 0.03±2.576√(0.03)(0.97)
500

(D) 0.15±2.576√(0.15)(0.85)
500

(E) +.03±2.576√(0.03)(0.97)√(0.03)(0.97 )
10,0000 500.