Answer:
It means that, the son has reached the lowest point of his existence.
Answer:
A power plant is an industrial facility that generates electricity from primary energy. Most power plants use one or more generators that convert mechanical energy into electrical energy in order to supply power to the electrical grid for society's electrical needs. ... Coal-fired power plant. Nuclear power plant.
You don't have the options, but i would say it means that books can take us to another place mentally and take us away from our problems. Hope it helps !:)
The answer is the first one