Answer:
A. Heredity.
Skill-related fitness CANNOT be improved by heredity. Skill-related fitness refers to balance, agility, coordination, speed, and power. However, one cannot acquire this skills by heredity.
Explanation:
I think C
Sorry if it is wrong it is either C or D
The concentration of [ H3O^+] is 1.6 × 10^−7.
Hope I helped! ☺
B 24 unitsAnswer:
D