What was the name given to the trade system where finished manufacturing goods were sent to africa in exchange for slaves who were sent to the americas and exchange for colonial goods that would finally be returned to the home

your answer will be b. improving roads, bridges, and other infrastructure. hope i !

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 main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.