In a savanna, the average yearly rainfall is 150 cm. The average yearly rainfall in a desert is 25 cm. If a global climate change causes the savanna's average yearly rainfall to decrease by 0.5 cm each year, in how many years will the savanna become a desert?

omg wow lol

explanation:

i think it is the third one.

answer; dishonor to his country,polyneices was a traitor;

i believe the answer is: description

description refers to the goal of psychologist to identify the phenomenon that being observed. this goal is being actualized by collecting data/information from various clues that observed through the phenomenon. this goal must be accomplished before pyschologist able to create methods of treatment.