A city located on the coast of North America has warmer winters and cooler summers than a city at the same elevation and latitude located near the center of North America. Which statement best explains the difference between the cities' climates?
A) Wind speeds are usually greater over land surfaces than over ocean surfaces.
B) Ocean surfaces have a lower specific heat than land surfaces.
C) Warm, moist air raised when it meets cool, dry air.
D) Ocean surfaces change temperature more slowly than land surfaces.