¿Carlos I completó la integración de y la convirtió en una gran potencia?

Need on these last 2 questions on my social studies homework 5 and 6 then i’m done with the homework

How does the battle of midway illustrate the importance of intelligence gathering and espionage in modern warfare?

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.