Which of the following statements about canals is TRUE?

Question 43 options:

allowed a single draft animal (a horse or mule) to pull a load many times greater than a team could haul on a turnpike.


were dug almost entirely by steam shovels.


gradually replaced railroads as the major method of transportation before the Civil War.


were very inexpensive and were easily funded by small corporations who rarely received any support from state governments