What was the haymarket riot and what was the outcome of the riot?

The correct answer to this open question is the following.

The labor movement in America lived one of its worst days on May 4, 1886. Workers were participating in a protest in Haymarket Square in Chicago, Illinois, when one of the workers hurt a police officer with a bomb. Then, a fight started. The consequence of that riot was that 8 people died and some workers were convicted. That incident is known as the Haymarket Riot. The workers were protesting against the violence of the Chicago Police Department during a strike the previous day.

the pogroms became known as kristallnacht, the "night of shattered glass," for the shattered glass from the store windows that littered the streets. the morning after the pogroms 30,000 german jewish men were arrested for the "crime" of being jewish and sent to concentration camps, where hundreds of them perished.

letter a is the answer