Answer
d.
Work Step by Step
Bile is not an enzyme; it is made up of bile salts, bicarbonate, water, and cholesterol. It is not made by the gallbladder, but it is stored there. Bile acts on fats, emulsifying them.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.