The reason he does not have any signs of illness is because of his metabolism. He has a very fast metabolism which means he get rid of his food faster and it also digest faster!
A: maintenance is the final stage --> thus this answer is the only appropriate one.
A. True
A number of small studies of smoked marijuana found that it can be helpful in treating nausea and vomiting from cancer chemotherapy. A few studies have found that inhaled (smoked or vaporized) marijuana can be helpful treatment of neuropathic pain (pain caused by damaged nerves)