I believe that the answer is compass because it does show direction, unlike the other answer choices. Hope this helps! :)
I believe it is B—California was admitted as a free state.
The 1920s were a unique time in the United States in the sense that it was a time of great economic prosperity and also great social woe. What led to this tension was a mix of rising immigration levels and and irresponsible attitude towards money and spending.
A) The Continents were once connected. They were once a supercontinent called Pangea