The US improved working conditions while the Panama Canal is being built by spraying for mosquitoes and improved water quality. The right response in this case is option A.
The labor conditions were appalling and the climate was unfriendly during the construction of the Panama Canal. Due to the lack of high-quality water for the employees, the United States government took action to improve their general well-being. They also sprayed the area to reduce the number of mosquitoes.
In conclusion, by spraying for mosquitoes and enhancing water quality, the US improves working conditions during the construction of the Panama Canal. The problem of malaria persisted during the whole building program.
Complete question:
How did the US improve working conditions during the building of the Panama Canal?
A. Sprayed for mosquitos and improved water quality.
B. Provided radios to help workers stay in touch with their families.
C. Improved nutrition for workers to increase productivity.
D. Used airplanes to deliver supplies more quickly.
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