I believe the answer is A. Achieving all of the above results.
Reason being because you need a certain amount of oxygen to support your muscles in every activity or your body will shut down.
Are there answer choices for this question
The answer is : B. How conditioning determines behavior
Gestalt psychology study how human mindset affecting that human as a whole.
Gestalt psychologist believe that someone who condition themselves with positives mindsets, will generate positive behaviors in overall aspect of their lives. That's why option B. is the most suitable answer