WHO formation day is
**Core Concept**
The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. Its formation is a significant event in global health history.
**Why the Correct Answer is Right**
WHO was established on April 7, 1948, as a response to the devastating effects of World War II on global health. The organization's primary goal is to promote health, keep the world safe, and serve the vulnerable. Its formation marked a significant shift in global health governance, with a focus on international cooperation and collaboration.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not correspond to any known date associated with WHO's formation.
**Option B:** This option is incorrect because it is not a widely recognized date in the history of WHO.
**Option C:** This option is incorrect because it is not a correct date for WHO's formation.
**Clinical Pearl / High-Yield Fact**
The WHO's constitution, which came into effect on April 7, 1948, emphasizes the importance of international cooperation and collaboration in promoting global health.
**Correct Answer: A. April 7**