Describe and explain a significant continuity and a significant change in labor migration in the period 1450–1750

1450-1750 CE in the Americas, the Spanish utilized many different labor systems, while the English kept the same labor system for a very long time. The Spanish utilized both the encomienda and Mita systems, while the English only used the system of indentured servitude. power in the period 1900 C.E. to the present

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 answer is actually b.   as habitats are destroyed, animals and plants may become extinct.   , according to edge nuity