Please answer the following question: Fog is formed by water vapor condensing in the air, and san Francisco for its cultural tolerance and frequent fog. Given these facts, what is formed by water vapor condensing in the air among the following options: - cloudy and rainy weather - peachleaf willow - Something found in San Francisco - At the peak of a mountain - By wind and rain - Something made from fermented ricce - Something that makes plants green - A transportation fuel
A:
Something found in San Francisco