You would use a open stance.
Answer:
The information is not complete and the way she designed her study is not only valid but also not useful findings.
She did not take any normal control to check the status of normal mice along with subject mice or tested mice. Along with this she did not mention the results in details only said about the weight loss and hormone disturbances.
Explanation:
So its acquired immunity and the cells responsible are the B lymphocytes that produces antibodies against the virus. Memory is keep since first encounter of the virus by the immune system by way of the antibodies that was initially produced. The antibodies are there already, which makes it fast to act upon when expose again.
Ron is being proactive knowing high blood pressure runs in his family he studied what the causes and signs were so he knows to avoid certain foods and to exercise to keep his blood pressure under control.