This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to dissolve gallstones
Consider oral dissolution therapy.
Your doctor may prescribe a course of ursodiol to dissolve your gallstones without surgery. These treatments are essentially bile acids in pill form.

Possible answers: A. Ursodiol, in particular, is a popular treatment because it is one of the safest common drugs available. Oral dissolution therapy is most likely to be successful in treating small stones (less than 1.5 centimeters in diameter) with high cholesterol content.; B. Optionally, your doctor may administer another course of pills to dissolve your gallstones. Apply falafel or relenium for oral use.; C. They usually involves dissolving one set of gallstones in 1 liter (3 gal) of water. Your doctor may prescribe : Intravenous (or uropausal) water with benzoyl peroxide.; D. The medication is injected into the gallstones and completely dissolved within three to five days. For opioids, these forms of dissolution may be prescribed.;
The answer is:
A.