Many animal remains have been found in caves that have the remains of Pleistocene primates (some people think of it as human ancestors). From the frequency of various bones, many animals have died elsewhere, only some parts of the body Part of it was brought back to the cave. So, with so many prey, Pleistocene primates must be good at hunting. Which of the following items, if correct, weaken the above conclusions most severely. ['The imprints on all bones, including the bones of the Pleistocene primate, are the fingerprints of a large carnivore of that era.', 'The bones in the cave do not include the bones of an elephant-like animal of the same period as the Pleistocene primate.', 'No evidence of fire in cave where animal bones were found.', "Pleistocene primates sometimes move between caves in search of shelter, they don't just stay in one cave all their lives."]