I would say A as the answer.
It is not a real bone it is just a slang for either finding something to be humorous or a tingling sensation after bumping your body on something.
Answer: Pregnant women should not undergo PET/CT scans because the radioactive tracers used may be dangerous to the baby.
Explanation:
<span>The correct answer should be that the crops can be gathered using machines and it still is considered organic. For it to be organic it has to be grown naturally, without biochemical pesticides that poison the plant, and they need to be fruits and vegetables that were not genetically modified. They can be harvested using machines because it doesn't affect whether it's organic or not.</span>