At a motoring competition, a team of 4 members must travel the established route from Start to Finish in the shortest possible time with the same car with maximum of 2 seats. Each of the four drive faster or slower, so they need 1, 2,8 or 10 minutes to complete the route. Also when there are two members in the car it is mandatory to drive the slower of the two. What is the shortest time all four will meet at Finish line? * 16 17 18 20