Which is the best example of how the physical geography of the region slowed the construction of the panama canal?
a) protests from the local citizens of panama interfered with american work schedules.
b) many workers were killed or sickened by malaria and yellow fever carried by mosquitoes.
c) arguments between government leaders of the united states and panama slowed its construction.
d) american contractors were forced to bring in new equipment to replace older, outdated french equipment.

It B. Many workers were killed or sickened by malaria and yellow fever carried by mosquitoes

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).

polisit can also mean a body of citizens. in modern historiography, polis is normally used to indicate the ancient greek city-states, like classical athens and its contemporaries, and thus is often translated as "city-state". the body of citizens came to be the most important meaning of the term polis in ancient greece.