What discovery led to the successful completion of the panama canal?
a. the invention of the steam engine by james watt
b. the creation of the new nation of panama
c. the incorporation of aztec engineering techniques
d. how malaria was transmitted and how to treat it

hftuhtgkutuh

explanation:

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.