Who has been appointed as India's new Ambassador to the U.S. after retiring as Foreign Secretary?

Vinay Kwatra has been appointed as India's new Ambassador to the U.S. after retiring as Foreign Secretary. This appointment fills a position that had been vacant for over six months. Vinay Kwatra's extensive experience in diplomacy and international relations, including his recent role as Foreign Secretary, makes him a suitable choice for this important diplomatic post. His appointment is part of India's ongoing efforts to strengthen its foreign relations, particularly with the United States. Other individuals mentioned in the options, such as Manoj Soni and Dr. M.S. Valiathan, are noted for their contributions in different fields but are not related to this specific diplomatic appointment.