What are the most significant causes/effects of the Spanish American War? What makes them most significant?

when in doubt choose c

it's what my teacher told my class when we were going into psats

where is the

no every country is held to the same degree as others just some member countries such as the usa and germany are more economically sound so the need to show there support to all others  

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.