Answer:
A
Explanation:
If she has static flexibility then it would make sense that she could do a difficult ballet pose.
The answer is C. I am glad you quit smoking.
The failure to deliver blood to the heart due to a narrowing of arteries results in coronary heart disease. The answer is option C. Coronary heart disease is a disease when there is plaque build up in the arteries that supply oxygen to the heart. This plaque buildup is called atherosclerosis.
The correct answer is A.
Q: But how, also, why?
A:

Formula to the solution should explain everything. ^
Answer:
When comparing Anna and Isabelle, it is apparent that "Isabelle received superior training after being discovered"
Explanation:
because they all seemed a bit different from each other.