Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series. s t o l b _ _ _ _ o l b r _ s t _ _ _ r i

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?