Answer:
a) esophagus and intestines
b) the acid in the stomach helps the digestive juices to act by making the medium in the stomach acidic
c) it helps in getting rid of waste substances(water,bile pigments and sloughed off cells) and bacteria
d) colon
e) pancreatic glands
it produces juices that help breakdown food and hormones that controls blood and sugar levels
Step-by-step explanation: