Please answer the following question by reasoning step-by-step.
Ben was an alcoholic and was in an accident. Because of his mistake, he spent 8 years somewhere. Where was he?\nOptions:\n- prison\n- bridge\n- locked up\n- homeless shelter\n- neighbor's house

prison
Ben was in an accident as he was drinking and driving.

The law considers drinking and driving as a crime.

Criminals are put in prison.

.

Final answer: prison