3.) A personal trainer is calculating the number of miles her clients walk on a treadmill and the number of calories they burn. The table presents the data for one client. Miles 2 3 4 5 6 Calories 140195250305400Find the least squares regression equation for this data.O A. 9 = 63x + 6 O B. y = 59x + 5 O C. y = 65x + 3 O D. y = 68x + 2