It means the consumption of insects by us, human beings. There is a formal word for it: entomophagy. + Therefore, the answer should include answer E. + Edison also scared people to discredit AC as mentioned in paragraph G. Which THREE strategies, A-F , did Edison use to discredit AC current?Įdison first strike was to claim that high-voltage systems were too dangerous to use. #KAPLAN IELTS SWING WITH US MOVIE#+ Used movie cameras is another strategy Edison use to discredit AC current. In the battle of public opinion, this was even filmed. When this failed, Edison was prepared to conduct public electrocutions of animals by AC - even on a rogue elephant no longer wanted by its circus owners. Which THREE strategies, A-F , did Edison use to discredit AC current? + This means Edison pressured politicians to discredit AC. + It is mentioned in paragraph G that Edison use his influence on various American state governments to eliminating AC from the competition. + AC discredit is mentioned in paragraph G of the passage. Which THREE strategies, A-F , did Edison use to discredit AC current?Įdison’s next strike was to use his influence on various American state governments to limit power transmission to low voltages, effectively eliminating AC from the competition. + Therefore, the answer is storage batteries. + This means storage batteries backup during the breakdown of supply or the supply can be supplemented with storage batteries. + It is mentioned in the 2 nd sentence of paragraph C that “It can allow storage batteries to be directly connected to the electricity grid, giving extra power to meet sudden short-term peaks of demand, or backup during breakdown of supply.” + There is no Paragraph C as in the 1 st sentence “There are, however, benefits to using DC”. It can allow storage batteries to be directly connected to the electricity grid, giving extra power to meet sudden short-term peaks of demand, or backup during breakdown of supply.” Q14 Supply can be supplemented with storage batteries As the question is choose words from the passage for the answer, we will scan the whole passage, looking for the keywords to find the location of the needed information. From Q14 to Q17, we use a technique called scanning.
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