Ask your own question, for FREE!
History 20 Online
OpenStudy (anonymous):

How long did it take for the United States to dig the Panama Canal? a. three and one-half years b. 17 years c. five years d. nine years

OpenStudy (anonymous):

d. nine years

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!