I believe that The answer is DNA
Answer:
D. It varies from joint to joint
Explanation:
Not A: Your ankle and wrist have different flexibilities
Not B: A sibling won't have the same flexibility
Not C. Again, ankle vs wrist
D. Yes
Reduce the amount of vegetables or eat raw nuts
not sure but has to be one of those
Smart stands for:
Specific
Measurable
Attainable
Realistic &
Timely