Correct Answer: (d) Red Fort Complex
Solution:The Red Fort Complex, also known as the Red Fort, was built by Shah Jahan in the 17th century. This fort is in the shape of an extraordinary octagon with two large sides on the east a. 1 west and the main gate, one on the west and the other on the south. These are called Lahori Gate and Delhi Gate respectively The architectural design of the structures built inside the fort reflects a blend of Persian, Timurid and Indian architectural styles. Isfahan, the capital of Persia, is said to have provided the inspiration for the construction of the Red Fort complex.