Question

hitler’s earliest involvement with the nazi party resulted in
a year spent in prison.
his wife’s suicide.
the beginning of the holocaust.
his election as german chancellor.

Explanation:

Hitler's early leadership in the Nazi Party's 1923 Beer Hall Putsch (an attempted coup) led to his arrest and imprisonment for about one year, where he wrote Mein Kampf. His wife's suicide occurred at the end of WWII, the Holocaust began later in his regime, and his election as chancellor was in 1933, long after his early party involvement.

Answer:

a year spent in prison.