The reason why spanish contact with Incas drove capitalism in Europe is multifold. After being exposed to the riches of the Incas empire, more and more ships were created in Europe (introducing more producers of ships and shipping supplies, etc.) because more and more people wanted to go to the New world themselves and exploit the riches that were available there.
Howard Johnson is a hotel chain that is based in New Jersey, the United States wherein its hotel now expands throughout all the states in America and also across some areas in Canada. The word "renaissance" that it meant would be the establishment near it named "Renaissance."
Cause--Effect:
Passage of the Homestead Act-- allowed many families to purchase land cheaply and set up farms.
Creation of agricultural technology-- new machines such as tractors, plows, and harvesters created greater output at a faster, more efficient pace.
Indian Wars-- the last of the Indian Wars took place on the Plains following the Civil War. By clearing the land and putting the last remaining tribes in reservations, land was available for farming.
It should be D. It's the one that makes the most sense. :)