According to Monopolies and Restrictive Trade Practices (MRTP) Act 1969, all those companies having assets worth ______ or more were called MRTP firms and were subjected to several restrictions.

Correct option is B

Under the Monopolies and Restrictive Trade Practices (MRTP) Act, 1969, companies with assets of ₹25 crore or more were designated as MRTP firms and subjected to restrictions. This was done to curb monopolistic and restrictive trade practices, ensuring fair competition in the Indian economy.

Explanation

The MRTP Act was a regulatory framework aimed at preventing concentration of economic power, controlling monopolies, and ensuring consumer protection in India. It was replaced by the Competition Act, 2002, which modernized India's approach to competition policy.