Hearing is used for sensing sound by animals.
For example, hearing waves are transmitted by fluid in the inner ear.
Fluid in the inner ear is used for sensing sound by animals.
what in the inner ear is used for sensing sound by animals?

(A) neurons
(B) Frogs.
(C) tube
(D) Frogs
(E) fluid
(F) fibers
(G) energy
(H) motors