4 25 Listen again and choose the best answers. 1 Tesla's inventions ... a weren't as important as Edison's. b were the basis of many modern appliances. c were all related to mass communication systems. 2 The 'War of Currents' was about ... a which type of power (AC or DC) was cheaper and more popular. b which type of power was better to light streets. c a violent disagreement between the inventors. 3 In the end .. a Edison persuaded ordinary Americans to use DC power. b Tesla won the right to use DC power. c AC power was adopted for general use. 4 Many people don't know about Nikola Tesla because ... a he lost the 'War of Currents' in the end. b he was unlucky with his money and inventions. c he lost everything in a fire in 1895. 5 There is new interest in Nikola Tesla because ... a he is playing the starring role in a film about his life. b he invented the most successful electric car ever seen. c his story appears in a film and his name is used as a car brand.