Joints are classified based on __and

A. how they move and where they are located

B. how they move and what they do
C. what they do and how much movement they allow

D. how much movement they allow and where they are located

there is no correct list among the choices you've provided.

the list might look something like this:

-- baby human

-- piccolo

-- flute

-- soprano singer

-- trumpet

-- tenor singer

-- trombone

-- baritone singer

-- baritone horn

-- bass singer

-- tuba

since i had to make up the list myself, i made it easy on myself, and i didn't try to shuffle the string instruments and woodwinds into it too.

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.