Show that the surface area of the cone = √2 + 2, > 0, over the circular region 2 + 2 ≤ 2
in the -plane (shown in the figure below) is 2√2 + 1

the assestment will probley apele with cause and effect

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.