Good morin bestie (5 times 2)

The protects the ear, collects sounds, and channels them to the middle ear a middle ear b ear drum' c front ear d outer ear

Where does the wood yiri come from? i know it is somewhere in africa but a specific location, . worth 15 points hurry

So my science teacher said anything that makes noise can in a way make music, instruments make music, and mayonnaise makes sound. so i have a question, do not report. is mayonnaise a instrument?