What event solidified Adolf Hitler's hold on power in Germany

Correct answer is Hitler appointed chancellor.

Explanation:

After the economical crisis of 1929 Nazis became one of the most important elements in the political life of Germany. At the 1932 elections they became the strongest party in the Reichstag. President Hindenburg believed that by appointing Hitler as a chancellor he will be able to satisfy his needs and also to prevent his further rise. He was obviously wrong.

answer; i believe the correct answer is (general);