Solution:The terms Pratoli (a), Gopura (b), and Torana (c) are all types of entryways
• Pratoli refers to a gateway or entrance in Vedic architecture.
• Gopura is a monumental entrance tower, usually ornate, located at the entrance of a temple, especially in Southern India. These structures are distinctive for their intricate sculptures and grandeur.
• Torana is a free-standing ornamental or arched gateway for ceremonial purposes, seen in the Hindu, Buddhist, and Jain architecture. Jagati (d) is a raised platform upon which a temple is situated.