What challenges did americans building the panama canal?

Building the Panama Canal, 1903–1914. President Theodore Roosevelt oversaw the realization of a long-term United States goal—a trans-isthmian canal. Throughout the 1800s, American and British leaders and businessmen wanted to ship goods quickly and cheaply between the Atlantic and Pacific coasts.

the first option is correct

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i am confused, what is the question? i can you out if you put it into more depth.