At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Discover reliable solutions to your questions from a wide network of experts on our comprehensive Q&A platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

What is the most critical stage of clinical trials for drug approval:
a. Phase I
b. Phase II
c. Phase III
d. Phase IV
e. Phase V