A Child Is Drinking a Liquid with a Straw

Multiple Choice

A child is drinking a liquid with a straw. Which of the following statements is true?

A) The fluid is being pulled up into the straw.
B) Longer straws work better because the pressure is larger deeper down.
C) The pressure inside the straw depends on the viscosity of the liquid.
D) The pressure in the straw is reduced and the liquid is pushed upward by atmospheric pressure on the surface of the liquid.