Which one of the following is the landmark performance of Dr. V. Mohan Reddy, an Indian born Doctor working in USA, during February, 2003?

1. The question asks about a landmark performance of Dr. V. Mohan Reddy, an Indian-born doctor working in USA, around February 2003. 2. Dr. V. Mohan Reddy is a renowned pediatric cardiac surgeon. 3. He is particularly known for performing complex heart surgeries on newborns and infants, including the arterial switch operation for transposition of the great arteries. 4. Option (B) describes a successful open-heart procedure called arterial switch performed on an infant, which aligns perfectly with his expertise and accomplishments.