To answer this question, you need to have knowledge about ancient Indian cities and their historical names.
Option A) Ayodhya - This option is correct. Ayodhya is the Indian city that was known in ancient times as 'Saket'. Ayodhya is an ancient city situated in the state of Uttar Pradesh and is considered a sacred city in Hinduism. It is believed to be the birthplace of Lord Rama.
Option B) Kolkata - This option is incorrect. Kolkata, formerly known as Calcutta, is a major city in West Bengal. It was not known as 'Saket' in ancient times.
Option C) Pune - This option is incorrect. Pune is a city in the state of Maharashtra. It was not known as 'Saket' in ancient times.
Option D) Kanpur - This option is incorrect. Kanpur is a city in the state of Uttar Pradesh. It was not known as 'Saket' in ancient times.
The correct answer is Option A) Ayodhya. This option is correct because Ayodhya was known as 'Saket' in ancient times.