What is a benefit of fuel cell cars over standard cars? fuel consumption is reduced by 30–90 percent. hydrogen-powered cell vehicles are cheaper. hydrogen fuel is very safe and economical to store. gas stations can easily be converted into hydrogen filling stations.

A. Fuel consumption is reduced by 30–90 percent.

Explanation:

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african americans demonstrated their newly found freedom by relocating often in search of relatives whom they had been separated from during slavery. others established schools to educate freed people and they built institutions such as churches and political organizations to advocate for their rights.