On a Cross-Country Road Trip Gregory Ran Out of Gas

On a cross-country road trip Gregory ran out of gas on the outskirts of Edenville, population 3,211. Which of the following is most probable?

A) Gregory is more likely to get help than if he had a similar problem in nearby Clarksville, population 25,000.
B) There is no way to predict if Gregory will get assistance because population size is not correlated with helping behavior.
C) Gregory is less likely to get help than if he had a similar problem in nearby Clarksville, population 25,000.
D) Although he is a complete stranger in this small town, Gregory is likely to get help very quickly.