(i) The Bureau of Energy Efficiency is an agency of the Government of India, under the Ministry of Power created in March 2002 under the provisions of the nation's 2001 Energy Conservation Act. The agency's function is to develop programs which will increase the conservation and efficient use of energy in India. The government has proposed to make it mandatory for all appliances in India to have ratings by the BEE starting in January 2010 . (ii) According to centre for science and environment (CSE), both 1 and 3 are correct. There is only option(d) whether such combination is possible.