Answer:
the earth is not flat at all
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.
Areas with mountains is the answer
Answer: A bloom is a flower. The noun bloom is useful for talking about blossoms themselves, but you can also use it as a verb meaning the process of flowering: "Those trees seemed to bloom overnight!" Another meaning of bloom is more figurative, meaning the peak or ideal moment for something.
Explanation:
