(Sk4b) Can you swim backstroke?
A. “I cannot swim”	B. “I can swim in a shrunken position (almost sitting) and move practically only the arms”	C. “I can swim in a tilted position, moving my arms and legs through the water.	D. “I can swim backstroke, with alternating movements of arms but my feet are in a lower position”	E. “I can swim backstroke well, without any difficulty”