Short essay on oil and gas industry

combusting coal, oil and gas. Researches are looking in to diverse methods of harvesting energy to reduce the stress on oil and gas as existing wells of these natural resources, especially oil are emptying fast. New sources found for oil deposit are mostly very deep underground and difficult to be extracted. For this, higher end technologies for drills and more skilled engineers are needed. Both of these increase the cost to obtain oil for oil companies (Mae 2014). As crude oil sources are diminishing

Explanation:

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according to the passage the most suitable options are two. the first one is "by leading the aef to victory in several key battles" like the battle of saint- mihiel and the battle of cantigny mentioned in the passage you copied here. the second one is "by the aef and allied forces defeat germany" since the passage says that his army destroy the german resistance in the meuse- argonne offensive. and also, "by insisting that the aef operate as an independent force".

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