B) Mammography is correct
The answer is 20 minutes a day in order to have an effective cardio exercise.
The correct answer to this is C over scheduling
The 1961 Convention exercises control over more than 116 narcotic drugs. They include mainly plant-based products such as opium and its derivatives morphine, codeine and heroin, but also synthetic narcotics such as methadone and pethidine, as well as cannabis, coca and cocaine.
