Sarah Has Just Moved to a New City, Where She

Sarah has just moved to a new city, where she works the night shift at the local hospital. On her way home from work, she walks through a park with a high crime rate. Sarah reasons that she is safe, because there are always a lot of people around. According to the research conducted by Darley and Latané, Sarah is

A) mistaken; the more people, the less likely any one of them would help her in an emergency.
B) correct; there is safety in numbers, and as long as the park is crowded, she's safe.
C) mistaken; the more people she encounters in any given situation, the higher the likelihood one of them will attack her.
D) correct; the more people, the less chance that Sarah will even be noticed.