Which Statement by the Family Member of a Patient Who

Which statement by the family member of a patient who has a Sengstaken-Blakemore tube placed to treat complications of liver disease indicates understanding of this treatment modality?

A) "The tube removes gastrointestinal fluids."
B) "The tube provides a way to administer medications."
C) "The tube provides compression to stop esophageal bleeding."
D) "The tube will need to be in place for 48 to 72 hours."