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
3x- 4y=10
10÷1=10
Therefore y is equal to 10
the weather forcast
took the same class