The completion of the construction of the Panama Canal took place six months early because

Responses
A a substitute for dynamite was put into use.a substitute for dynamite was put into use.
B new machines and technologies were invented.new machines and technologies were invented.
C a cure was found for yellow fever and malariaa cure was found for yellow fever and malaria
D sharecroppers from the U.S. were sent to Panama.

1 answer

The correct response is:

C a cure was found for yellow fever and malaria.

The completion of the Panama Canal was significantly advanced by the control of diseases like yellow fever and malaria, which allowed workers to labor more effectively and safely in the challenging tropical environment.