I believe you are free to hike without training.
D. Hike
Answer: The method used would be a clinical study design.
Explanation:
The clinical study design - This can be defined as research studies which involve the formulation of trials and experiments. The clinical study design can be seen as observational studies in medical, clinical and other types of research involving human beings
I think the answer is A. it doesn't make sense
You’re answer is A.) most people accept change easily.