Question

Which of the following was a significant challenge in building the Panama Canal?

A.Mosquitoes spread diseases to workers.

B. Engineering plans were often wrong.

C. Workers went on strike to get extra pay.

D. Congress did not provide enough money.

Answer 1

Answer: c

Explanation: cuz i said

Answer 2

The one that is significant challange in building the Panama Canal is letter A or the frequent rains caused rivers to flood . The other challenge in building the Panama Canal is the outbreak of Malaria or the so-called yellow fever; it killed more then 20000 people