Help me please! Im stuck on this question and cant find any answer!!

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory

Calculate the iq of a 20 year old who has the mental age of 25

Which factors are examples of how technology may have affected the great migration apex