Which line best describes their sickness?

Hello! ^_^

Your question: Two patients were admitted to the hospital. One patient was diagnosed with salmonella poisoning and the other had West Nile. Which best describes their sicknesses?

Your Patient one contracted the sickness from contaminated materials and patient two contracted the sickness from an animal vector best describes their sickness.

Hope this helps :)

Explanation:

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.