To prevent developing nations from allying themselves with the soviet union or falling to communist uprisings, president eisenhower decided to use a. economic embargoes. b. covert operations. c. economic aid. d. massive retaliation.

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 correct answer is (d.) gerrymandering. i hope this . : )