Karin has a mass of 120kg she soys im an 8 kg wagon with her brother and sister pushes her sister pushes to the right with a force of 20 n and her borther puches to the right wothba force of 15n assumzinv there is no friction between the wheels and ground what is the acceleration of the wagon and karin

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.

answer: a. same unit

explanation: