Airplane 'A' is flying from Seattle to Boston. Airplane 'B' is flying from Boston to Seattle. If both airplanes are traveling along a jet stream, which airplane will reach its destination faster?
O Airplane A, the jet stream is helping the plane move forward.
Airplane B. the jet stream is helping the plane move forward.
The airplanes will both reach their destinations in the same amount of time.

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.

80cm/s.

24cm/s.

53.3cm/s.

a. spokes of a wheel.

as indicated in the question radial contains rad, also found in radius, so the fracture's would span the radius.