Which statement is true of sound waves? A Sound can travel through empty space. B Sound travels fastest through air C Sound requires a medium to travel. D Sound is faster than light.

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.

c. newton's third law of motion

volts times amps 6 x 0.5 3w

a 2,000 calorie based diet.