GMAT Sentence Correction (SC) | Re: When a ton of wheat was being moved from Buffalo

D. In 1825, before opening the Erie Canal, to move a ton of wheat took three weeks from Buffalo to
New York City, which cost $100; moving it on the canal --- the prepositional phrase in 1825, implies that the description is relevant to only 1825, not before.

E. To move a ton of wheat in 1825 from Buffalo to New York City took – The same problem as in D