Answer:
Classification system changes because the scientists find new evidence in their studies.
Explanation: The world is always changing and growing and dying as well as developing, so over time things change. For example, as you grow up do you stay the same? No, you notice the physical changes happening, well thats sort of like how the earth and its ways are always changing as well.
Answer:
The virus will make people vote for whichever candidate they think will slow the spread of virus the most effectively. It may make it harder for people to get to the polls to vote, from fears of catching the virus while in the act of voting.