PLEASEE ANSWERR!! Highlight details that show a similarity or a difference.

There's another difference. In a whirlpool, the swirling current of water draws the fish into the center. But a black hole isn't made of water. Something else drives its pulling power.

—A Black Hole Is NOT a Hole,
Carolyn Cinami DeCristofano

What is the paragraph comparing or contrasting?

It is contrasting the speed of rotation of a whirlpool and a black hole.
It is contrasting what produces the pulling power of a whirlpool and a black hole.
It is comparing the temperature of the water in a whirlpool and black hole.
It is comparing the strength of pulling power of a whirlpool and a black hole.