Which of the Following Would Be a Proposed Mechanism by Which

Multiple Choice

Which of the following would be a proposed mechanism by which stomach antacids work?

A) Antacids dilute the solution, therefore lowering the pH.
B) Antacids are bases and by definition can absorb H⁺ out of a solution.
C) Antacids are bases and by definition can absorb OH^- out of a solution.
D) Antacids contain mostly water and so they neutralize the solution.