1 define the problem
2 establish criteria
3 consider alternatives
4 identify best alternative
5 develop a plan of action
6 evaluate
The independent variable is the color of the room the patients are in.
It would be steak.
hope this helps you
Answer:
The six links include: the infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host. The way to stop germs from spreading is by interrupting this chain at any link
Explanation: