Task: Instance Description Understanding (ontology: Earth_Environment/SWEET)

Which of the following definitions best describes the instance 'bw'?

A. the instance climate classification, also known as the hot low-latitude steppe, is characterized by having mean annual temperatures greater than 18 degree C.
B. the instance climate classification, also known as the cold midlatitude desert, is characterized by having mean annual temperatures less than 18 degree C.
C. the instance climate classification, also known as the arid climate classification, is characterized by having precipitation amounts less than 1/2 potential evapotranspiration (POTET).
D. the instance climate classification, also known as semiarid climate classification, is characterized by having precipitation amounts greater than 1/2 potential evapotranspiration (POTET), but not equal to it.

Answer: the instance climate classification, also known as the arid climate classification, is characterized by having precipitation amounts less than 1/2 potential evapotranspiration (POTET).