The correct answer is hydroxyl, isopropyl and a methyl groups. And menthol is a tri- substituted cyclohexane btw.
hope this helps if my answer is wrong let me know.
Answer:
Nonrenewable energy resources, like coal, nuclear, oil, and natural gas, are available in limited supplies. This is usually due to the long time it takes for them to be replenished. Renewable resources are replenished naturally and over relatively short periods of time.
Well its most likely over hunted but if its endangered and not allowed to be hunted then it would be because of natural predators in the area being over populated and taking out the caribou to fast