What historic campaign did king lead in montgomery, alabama?

Why are primary sources important when studying historical events

How do private property rights serve as an incentive in a free enterprise economy ?

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.