There are numerous illnesses in the world that are caused by a simple virus. The viruses can mutate and become life threatening illnesses. Some diseases caused by a virus are a cold, flu, and even AIDS. The correct answer is B.
Opium derivatives are also called opiates; and can include illicit and non-illicit drugs such a Hydrocodone (Pain reliever medication), Heroin (illegal street drug), and Methadone (is used commonly to get patients of Oxy's). Xanax is a a different type of pain medication called a Benzo or Benzodiazipine.
Answer:
I will go for positive affirmation
I am glad I helped
The FAO (Food and Agriculture Organization) and the WHO (World Health Organization).