The answer is B because theorys explain what happens and why it happens.
Answer:
Because humans has not arrived until 20,000 years ago.
Explanation:
The genus homo has been taken to the emergence with the Homo habilis. Homo sapiens has been emerged around 300,000 to 200,000 years ago.
Holen and colleagues in 2017 discovered 130,000-year-old site in California that contain a a mastodon that had been butchered by humans. Some scientists express skepticism because it has been believed that only humans have occupied North America. The Homo sapiens has not arrived until 20,000 years ago.
To be honest I got done with using a microscope about a month ago but if you want answers i'd just search it up online
To administer the patient
defibrillating an adult patient, the nurse should continue good contact among
the paddles and the patient's skin to stop arcing, apply an appropriate
conducting agent (not water) between the skin and the paddles, and ensure the
defibrillator is in the nonsync mode. "Clear" should be called three
times before discharging the paddles.
Answer:
Weight: newtons, kilograms and changes when gravity changes
Mass: does not change when gravity changes, the amount of matter in something, and a gravitational force
Hope I get this right :)