To answer this question, let's go through each option to understand why it is correct or incorrect:
Option A) Ratan Tata - This option is incorrect because there is no evidence or information to suggest that Ratan Tata bought the sword of Tipu Sultan in London and brought it back to India.
Option B) Mukesh Ambani - This option is incorrect because there is no evidence or information to suggest that Mukesh Ambani bought the sword of Tipu Sultan in London and brought it back to India.
Option C) Vijay Mallya - This option is correct because Vijay Mallya, the Indian businessman and former owner of Kingfisher Airlines, bought the sword of Tipu Sultan in London and brought it back to India. The sword was later displayed at the Victoria Memorial Hall in Kolkata.
Option D) Aditya Birla - This option is incorrect because there is no evidence or information to suggest that Aditya Birla bought the sword of Tipu Sultan in London and brought it back to India.
The correct answer is Option C) Vijay Mallya. This option is correct because Vijay Mallya is known to have purchased the sword of Tipu Sultan in London and brought it back to India.