Answer:
The correct answer is - bystander effect.
Explanation:
The bystander effect is the phenomenon that says that if someone in a distress situation, greater the number of people around, the fewer chances for people help him or her.
In contrast, when there is an emergency situation occurs, people will more likely to help if there are fewer people present there. The woman also experiencing the same phenomenon or effect in this case.
Thus, the correct answer is - bystander effect.
