What was significant about the gubernatorial election of 1946

B

Explanation:

The 1946 Georgia gubernatorial election was held in November 1946. ... Talmadge won the Democratic primary on July 17, 1946. This effectively ensured that he would win the general election as well, because the Republican Party was utterly unviable in Georgia at the time, and had not even nominated a candidate of its own

Explanation:

There are several, but historians argue the most terrifying event for the US was the Soviet atomic bomb detonation.

September 1949, the Soviet Union exploded its own atomic bomb and this shocked the U.S. because now both nations could destroy each other. -This was the world's first human-made satellite.

The second event was the cold war. The main reason why the United States was fearful of the Soviet Union in the "Cold War" was because the US was afraid that communism would spread around the world and ultimately to the US--which they viewed as being a threat to their way of life.