Final answer:
The correct answer is b. It is contraindicated with isosorbide mononitrate; let's discuss other options.
Step-by-step explanation:
The correct answer to this question is b. It is contraindicated with isosorbide mononitrate; let's discuss other options. Contraindication means that the use of a certain medication or treatment is not recommended or should be avoided due to potential risks or interactions. In this case, using isosorbide mononitrate is not recommended, so discussing other options is necessary.