This is the characteristic of intangibility
That means that you can't in any way test or see or smell the service but rather you have to rely on the provider's promise that it will be so. That's why it is intangible.
The answer to your question is true.
Answer: letter B
Explanation:
I GOT IT WRONG TRUST ME---
It is recommended that you exercise within 55 to 85 percent of your maximum heart rate<span> for at least 20 to 30 minutes to get the best results from aerobic exercise</span>
The answer would be A. the influence that your friends have on your behavior.