I think c but it might be very wrong
The correct answer would be boycotts.
During 1965, the United Farm Workers organized the Delano gripe strike. This strike also included a boycott of this product, meaning these individuals would refuse to buy grapes.The goal of this was to cut into the profits of the individuals who they were striking against.
The Southern Christian Leadership helped to organize the Montgomery Bus Boycott during the 1950's. This was sparked by the anger from citizens who heard about the Rosa Parks story. This strike lasted over a year and cut into the profits of bus operators all across the city of Montgomery.
The correct answer is B. Natural resources
The Industrial Revolution developed due to access to abundant natural resources and increased agricultural production which saw the population of Britain increase. The vast supply of natural resources such as coal were vital in running the factories
A Roman legion (from Latin legio "military levy, conscription", from legere "to choose") normally indicates the basic ancient Roman army unit recruited specifically from Roman citizens. In reference to the early Roman Kingdom (as opposed to the Roman Republic or Empire), "the legion" means the entire Roman army.