Answer: Helmet
Explanation: The helmet protects the head incase of any bicycle accidents that could happen.
John Smith was admitted to Memorial Hospital on June 6 and died while in the hospital, on June 10. The action taken on June 10 was an autopsy, I would say, but I am not completely sure.
The answer to your question is;
nutrient-dense
All together it is
Food that are<u> nutrient-dense</u> have a high ratio of nutrients to calories.