The performance enhancing substance is labeled as Anabolic Steroids.
Anabolic steroids can lead to a lot of problems if abused. People who tend to abuse these drugs usually injects them to the muscles or taken orally. These steroids are also applied to the skin as gel, patch, or as a cream. Anabolic steroids work differently from other drugs but, long-term steroid abuse can act on some of the brain pathways that may result in significant effect on mood and also the behavior of an individual
The answer to your question is: The War Industries Board's main power given to them after its creation in 1917 was to encourage the companies to do mass-production methods. This is to increase efficiency and encouraged them by producing standard products without having any waste.
The correct answer here would be ego. According to the famous psychoanalyst Sigmund Freud the ego is middle part in the three part structure of the identity and it is by ego that the thinking and reasoning are controlled. Ego is created by the modification of Id as it comes into contact with world.