The correct answer is: A. 1421.
The Jama Masjid of Ahmedabad is a mosque in Ahmedabad, Gujarat, India. It is one of the largest mosques in India and is considered to be one of the finest examples of Indo-Islamic architecture. The mosque was built by Ahmed Shah I, the founder of the Ahmedabad Sultanate, in 1421. It is a large complex with a courtyard, prayer hall, and several minarets. The mosque is built in the Indo-Saracenic style of architecture, which is a fusion of Indian and Islamic architectural styles. The mosque is made of sandstone and marble and is decorated with intricate carvings and mosaics. The Jama Masjid of Ahmedabad is a UNESCO World Heritage Site.
Option B is incorrect because the Jama Masjid of Ahmedabad was built in 1421, not 1422.
Option C is incorrect because the Jama Masjid of Ahmedabad was built in 1421, not 1423.
Option D is incorrect because the Jama Masjid of Ahmedabad was built in 1421, not 1424.