The correct options are:
- Improved engines; engines were improved significantly so that they can have the same power and agility but by using less fuel.
- Cleaner burning fuels; it has been invested a lot of time and money into improving the fuels and making them as effective as possible but also removing or lowering the most dangerous components towards the environment.
- Catalytic converters; this devices for exhaust emission control manage to convert the toxic gasses and polutants into less toxic pollutants by managing to catalyze a redox reaction.
Answer:
Nenets Autonomous Okrug
Explanation:
I would choose Nenets Autonomous Okrug, because it has an oil-rich region. And where I live, we use a lot of oil, so I think it would be good to trade with Nenets Autonomous Okrug to get more oil for my country.
Answer: The largest desert "The Sahara Desert" is located in <u>Northern Africa</u>.
<em>I hope this helped you good luck- Lily~Senpai :P</em>
A(n) Air Mass is a homogenous volume of air defined based on its temperature, and moisture characteristics, air mass cyclone front parcel.
The five major types of air masses are Continental Polar air, Continental arctic air, Maritime Polar air, Maritime Tropical air, Continental Tropical air.
