Answer:
<u>Fossil fuel- </u>The sources of fossil fuels are directly from the plants and animals, that are buried millions of years back and are converted into fossil now.
The consumption of fossil fuel leads to the emission of carbon into the atmosphere that is responsible for the increasing global temperature. This is one of the major problem of fossil fuel use.
<u>Nuclear fuel-</u> Nuclear fuels are derived from the radioactive elements such as uranium, strontium and potassium.
One of the major problem of using nuclear fuel is that it releases radioactive waste, that are harmful for various life forms.
<u>Renewable fuels-</u> This are renewable energy that can be generated again and again and are directly derived from the wind, water and the sun. For example, wind mill, solar panels and dams.
One problem of renewable fuels is that it has a lower production of energy such as electricity in comparison to the fossil fuels.
I'll start by listing why the other ones are incorrect.
B- A national banking system.
The government isn't a bank anymore. It used to have a national bank, but government is much more than that.
C-Basic unit of currency used by the European union
The government isn't a type of money.
D-<span>the ability to deal with situations and issues without provoking hostility
The government has this ability, but that's not what government is.
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Correct:
A-A form of system of rules.
This is the basic definition of government.
Hope this helps!
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Because gm crops can't replace everything. yes even they can make a better species and increase the productivity, but some countries or farmers might not have the technology to replace all the crops with gm crops, and they still have to rely on chemical fertilisers. chemical fertilisers can be deadly as if u overuse them, it can pollute the water and leading to euthrophication, where it can kill sea animals
Three dimensions. You listed em there. Things with a height, width and depth are 3-dimensional.
