The diagram below shows a production possibility curve (PPC) for an economy that generates electricity using renewable and conventional energy sources.

Which one of the following combinations of renewable power and conventional power is currently attainable (feasible to produce) with the economy's existing factor endowments and technology?
Only BBB, CCC and EEE
Only AAA, BBB, CCC and DDD
Only AAA, BBB, CCC, DDD and EEE
AAA, BBB, CCC, DDD, EEE and FFF