They all have sanitary/cleaning qualities.
For some reason I have a little bit of doubt that this is related to your schoolwork, however this is important to learn to not do so by mistake. This would take a few minutes of inhaling fumes and is a very painful way to die. Even if it doesn't kill you, exposure can lead to brain damage and chemical burns. 5-10 minutes of non ventilated inhaling.
Answer:
From 2000 until 2014, the percentage of schools that required education in human sexuality and abstinence fell to 48% so I would choose 40%
Answer:
C
Explanation:
Dr. Smith who is an OB-GYN specialist will be performing services of granting privileges.