Three boats set out to cross a river that has a current. The speed of the three boats relative to the water is the same. Boat A points at an angle of 30 upstream from a point directly across the river. Boat B points directly across and boat C points 20 downstream from a point directly across the river. Match the boat with the relative time it takes to cross. a. A b. B c. C ____ 9. least time ____ 10. most time ____ 11. moderate time