The adrenal glands should be the answer.
Hope this helps!
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.
Answer:
D. The individuals differ greatly in physical attractiveness.
Explanation: just took the test and got it right.
Answer:
I reckon it's the one direction phrase.
Explanation: I know that long term and chemical transmission are Endocrine.
