Respuesta :
The statements correctly describe challenges faced in building canals are:
A) Geographical and topographical challenges make canal building difficult.
C) Weather related problems, such as long periods of rain, can slow down the work.
D) Canals are time-consuming and expensive to build.
What is canal?
Canals are waterways, that are made artificially for drainage system.
They are made in farms, or between the cities.
Boats are also run in canals.
An example is Swiss canal.
Thus, the correct options are A, C, and D.
Learn more about building canal
https://brainly.com/question/404128