How did the marriage of princess Isabella of Castile and prince Ferdinand of Aragon help to create the kingdom ( country) of Spain ? - unified the two largest kingdoms into one

- used their unified strength and claims Muslim land in Granada

- create a strong Christian based kingdom

- all of the above

Which statement reflects a citizens need to increase his or her civic participation

What is one result of the supreme courts decision in the mccullough v maryland case

Which is not a claim kennedy made? a. the fact that communist cuba is so close to american soil is one reason we need to accelerate our space program. b. his decision to shift the study of space to one of the highest american priorities was one of his most important decisions as president. c. within these last months at least 45 satellites have circled the earth. (i think it's this one) d. the mariner spacecraft now on its way to venus is the most intricate instrument in the history of space science. i need this answer really quick, so .