Which Statement Best Describes the Gastrointestinal Tract

Multiple Choice

Which statement best describes the gastrointestinal tract?

A) The gastrointestinal tract is a muscular tube that transports food from the mouth to the stomach.
B) The gastrointestinal tract is a hollow tube that extends from the mouth to the anus.
C) The gastrointestinal tract is a baglike structure that propels partially digested food (chyme) .
D) The structure is 5 m long and consists of three segments.