UwU i wants to talk so who shall talk
(sorry for improper grammar new ppl)

Me shall! UwU

Also thanks for the points!~ ;)

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.

answereruption of molten material; magnetic stripes in the rock of the ocean floor; the age of the rocks themselves;