Answer:
In the medical investigator's argument, this portion:
At first, only Dr. Pannikar argued that Meyer's Rash was viral in nature.
Presents an explanation that the argument concludes is correct.
Explanation:
This is the correct answer as at the time, Dr, Pannikar was the only one giving this explanation, but lately the main conclusion was proven by science.
This judgment does not oppose the argument.
It is not a finding, it is an explanation itself.
It does not provide evidence though, it is only an explanation but it is part of the main conclusion of the argument.