Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Discover solutions to your questions from experienced professionals across multiple fields on our comprehensive Q&A platform. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

A reduction in the heart's oxygen supply, a condition known as ______ can be relieved by ______.
A. ischemia; nitroglycerin
B. atherosclerosis; calcium channel blockers
C. angina pectoris; aspirin
D. myocardial infarction; beta blockers