What factor(s) distinguishes elite cross-country skiers from non-elite performers?
A. stride or cycle length
B. stride or cycle frequency
C. both A and B
D. none of the above
Answer: A
What factor(s) distinguishes elite cross-country skiers from non-elite performers?
A. stride or cycle length
B. stride or cycle frequency
C. both A and B
D. none of the above
Answer: A