(A) ** diseases like malaria and yellow fever
(B) attacks from Panamanian insurgents
(C) opposition from French
(D) mechanical issues
EXPLANATIONS BELOW
Concept note-1: -“There is too much water, the rocks are exceedingly hard, the soil is very hilly and the climate is deadly. The country is literally poisoned, ” complained senior French engineer Adolphe Godin de Lépinay. Outbreaks of dysentery and epidemics of yellow fever and malaria decimated the workforce.
Concept note-2: -First Obstacles The first was Great Britain. Fearing that either side would build an isthmathian canal and use it for national advantage, the United States and Great Britain agreed in the 1850 Clayton-Bulwer Treaty that neither side would build such a canal.
Concept note-3: -The building of the Panama Canal involved three main problems–engineering, sanitation, and organization.
Concept note-4: -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.