Question

Which is an external stimulus?

A.)itch

B.)rain

C.)thirst

D.)hunger

Answer 1

rain.

because that's out of surface, itch / thirst / hunger are in surface becasue they are in our bodies.

hope this helps.

Answer 2

rain.

because that's out of surface, itch / thirst / hunger are in surface becasue they are in our bodies.  

hope this helps....