Final answer:
Siddhartha Gautama, the founder of Buddhism, was born around 563 BCE in Lumbini, which is now recognized as a UNESCO World Heritage Site. The correct answer to the student's question is (d) 563 BC.
Step-by-step explanation:
Siddhartha Gautama's Birth Year
The historical figure Siddhartha Gautama, known as the founder of Buddhism, was born around 563 BCE. This event took place in what is now known as Lumbini, a UNESCO World Heritage Site located near the city of Bhairahawa, on the border with India, in modern-day Nepal. Siddhartha lived a life of luxury as a prince before seeking a spiritual path leading to enlightenment. His teachings have profoundly impacted Indian culture, religion, art, and the broader region through the spread of Buddhism.
Given the options provided in the question, the correct answer to when Siddhartha was born is (d) 563 BC.