Anesthesia is the answer. Anesthesia reduces pain as well as preventing it.It enables a painless performance of a procedure causing too much pain if no anesthesia is given. Categories include general in which the patient is unconscious, regional which blocks an area of one's body and local anesthesia that causes numbness in a small area.
Answer:
Random assignment
Explanation:
Based on the specifications of the study and the researchers goal, it can be said that in order to reduce the chance that the children in one group have more aggressive personalities than those in the other group, the researchers should make use of Random assignment. This refers to using a randomized protocol in order to assign individuals randomly to each group, thus ensuring that each individual would have the exact same probability of being assigned to a specific group. This would prevent children with certain similar traits to be assigned to the same group because of those traits/personality.
The Cholera epidemic happened around the mid 1800's and killed over a million people in Russia alone.
