D) there is little change across horizontal distances. Question 14 (Mandatory) (2 points) Tropical savanna climates are found in areas where the global circulation set-up is as follows. A) The polar high and inter tropical convergence zone (ITCZ) interact. B) The polar high and sub tropical high (STH) interact. C) The midlatitude westerlies are very strong and well-established. D) The ITCZ and STH ahband flowwithithas sasans..