The answer to this question is: 20%
These demographic of students are the mixture of the students who want to focus themselves on the study, have some sort of medical illness that prevent them to do so, or the students that simply have a general personality that do not find being around alcohol and social situation very pleasant.
I want say it is b ultrasound machine
hope this helped:)
Eccrin glands is one out of the two types of sweat glads that occur over most of your body and open directly onto the surface area of your skin. When your body tempature rises, your Eccrin glands secrete fluid onto the surface of Your skin, where it cools your body as it may evaporate.
D) Coping with difficult situations