We can do brain scans and things that help us diagnose sickness
Answer:
D its population decreases
Explanation:
since a species cannot adapt they most probobly loose population
Generally people would say that the result are published in journals, and it is true that Journals are often the first opportunity for many people to read about those results.
However, it takes a long time to publish in a journal, and people often present their results to a smaller audience at a conference before the journal is ready.