(i) What is a Dolphin kick? (ii) Describe any two duties of the judges of stroke.

(i) Dolphin kick: an undulating kick in which both legs are held together and moved up and down simultaneously, like a dolphin's tail, as used in butterfly stroke and in underwater swimming after starts and turns. (ii) Duties of judges of stroke (any two): 1. To observe that the swimmers follow the rules of the stroke they are swimming. 2. To report any violation to the referee. 3. To watch the stroke from the side of the pool throughout the race.