And how the Spanish American war impact our lives today ?

The Treaty of Paris was most generous to the winners. The United States received the Philippines and the islands of Guam and Puerto Rico. Cuba became independent, and Spain was awarded $20 million dollars for its losses.

The treaty prompted a heated debate in the United States.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

yes peace and development are complementary to each other since they both undergo a great deal of getting where they want to go whether its peace in general and. development