The correct answer to the question is option 4, Veeresalingam Pantulu. He founded the Rajahmundri Social Reform Association in 1878 in support of widow remarriage. To better understand the other options:
Option 1: Vishanshastri Pandit is not the correct answer as there is no historical evidence to suggest that he founded the Rajahmundri Social Reform Association or supported widow remarriage.
Option 2: Ishwar Chandra Vidyasagar, although a prominent social reformer in India, did not found the Rajahmundri Social Reform Association. His contributions mainly focused on issues like widow remarriage and women`s education in Bengal.
Option 3: Pandita Ramabai was another important social reformer in India who fought for women`s rights and supported widow remarriage. However, there is no record of her founding the Rajahmundri Social Reform Association.
Alert - The correct answer should be option 4, Veeresalingam Pantulu. He was a tireless advocate for widow remarriage and is widely recognized for his efforts in social reform in Andhra Pradesh.