How did Hitler break the Treaty of Versailles? He sent troops into the Rhineland
He created the Anschluss (Austria and Germany united)
He built up the military
He started building war materials
All of the Above

He sent troops into the Rhineland

Explanation:

Hitler just needed an excuse to invade the area, claiming the treaty was hostile towards Germany.

Either A or B

Explanation:

In 1936, Hitler broke the Treaty of Versailles by moving 22,000 troops into the Rhineland demilitarised zone.Hitler also broke the Treaty of Versailles in 1938 by invading Austria and declaring Anschluss. By the end of 1938, Hitler was doing the same thing in the Sudentenland, which the Treaty of Versailles had given to Czechoslovakia.

d is the correct answer