- I. Lothal: Ancient dockyard. Correct. Lothal, a prominent Indus Valley Civilization site in Gujarat, is known for discovering what is believed to be a tidal dockyard, suggesting maritime trade activity. - II. Sarnath: First Sermon of Buddha. Correct. Sarnath is the place near Varanasi where Gautama Buddha gave his first sermon (Dhammacakkappavattana Sutta) after attaining enlightenment. It is a major Buddhist pilgrimage site. - III. Rajgir: Lion capital of Asoka. Incorrect. While Rajgir was an important historical and Buddhist site and contains Ashokan relics like a pillar fragment, the most famous Lion Capital of Ashoka is associated with the pillar found at Sarnath. The capital from Sarnath is the national emblem of India. - IV. Nalanda: Great seat of Buddhist learning. Correct. Nalanda Mahavihara was a renowned ancient university and a prominent centre of Buddhist learning in ancient India, located in present-day Bihar. - Based on the analysis, statements I, II, and IV are correctly matched.