Answer:
Option:(True)-"The use of the drugs discussed in this chapter were a problem long before the twentieth century."
Explanation:
Drug-Abuse:
For the mental relief and avoiding the depression, most of the people consumed the psychoactive drugs like Hashish and weeds. As people had different ways to obtain mental relief in for of different drug abuses, but they were not through safe procedures nor there were any precautions for avoiding drug dose.
For centuries people living around the globe mostly consumed weeds and cannabis leafs as a psychoactive drug for the purpose of mental relief. As they were some time subjected drug over dose as they never knew about the limitations.