Final answer:
Situation factors are external elements that favor the growth of a city, such as distance to other cities or a central location.
Step-by-step explanation:
Situation factors are external elements that favor the growth of a city. They include things like the distance to other cities or a central location. For example, Singapore is centrally located between important trading ports in East Asia and South Asia, giving it an advantage over other cities in the region. Most large cities have good site and situation factors.