What is the potential for hydroelectric power generation in Brazil? I - Hydroelectric power generation has played an important role in the develop...

What is the potential for hydroelectric power generation in Brazil?

I - Hydroelectric power generation has played an important role in the development of Brazil, providing self-sufficiency in electricity generation at low costs.
II - The installed capacity of hydroelectric power in Brazil has increased from 13,724 MW in 1975 to almost 69,000 MW in 2005.
III - The potential for hydroelectric power generation in Brazil has already been fully exploited in the most developed regions of the country.
IV - According to the Decennial Plan for the Expansion of Electric Energy 2006-2015, it is possible to meet the growing demand for electricity until 2015 by exploiting the Amazon basin and other basins up to 70%.
V - The estimated consumption of electricity in Brazil in 2030 is between 950 and 1,250 TWh/year.
a) Only statements I, II and IV are correct.
b) Only statements III, IV and V are correct.
c) All statements are correct.
d) Only statements I, II, IV and V are correct.