The answer is D because it is I can’t explain it right now
In car assembly, robots keep workers from exposure to fumes from welding and painting, as well as weld flash and the noise of stamping presses. Automotive robotics cut accidents and injury claims by removing workers from these dirty and dangerous tasks and environments.
Answer:
There is no picture to determine the answer to your question
Explanation:
The correct answer is that they have built up immunities!
The illnesses which lead to the death of many native Americans have been present in the old world for a long time already that many people have already died from them. Those that didn't die were immune and passed on this immunity to their children.
They dug trenches to protect themselves from shrapnel and bullets.