Respuesta :
Answer:
A
Explanation:
Sprayed for mosquitos and improved water quality.
got it right on edge :))
The US improve working conditions during the building of the Panama Canal by: Sprayed for mosquitos and improved water quality.
Panama canal
During the building of panama canal the environment was not conducive for the workers and the working condition was very bad and horrible.
There was no quality water for the workers based on this what the United state government did was to provide the workers with quality water and sprayed the environment due to high rate of mosquitoes so as to improved the workers over all well being.
Inconclusion the US improve working conditions during the building of the Panama Canal by: Sprayed for mosquitos and improved water quality.
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