I think the answer is D.
I hope this helps!
The ear is divided into three main parts the outer ear, the middle ear, and the inner ear. The inner ear is filled with fluid. The inner ear also contains the receptors for sound which convert fluid motion into electrical signals known as action potentials that are sent to the brain to enable sound perception.
I got the one you got to pick up my car stereo truck
D, i think thats when it ceded to the US.
I believe it was a cow not sure though mb