Answer:
Hitched a ride or Humans brought it and planted it.
Explanation:
Answer:
B. Australia is isolated
Explanation:
They originated in South America and spread throughout the world, but due to competition on other continents, the other marsupials died out, while the ones on Australia lived.
The advantages that are provided to developing rural areas by building and using an anaerobic digester is that anaerobic digesters offer both a source of energy and a sanitary method of waste disposal which can help control disease.
<h3>What is an anaerobic digester? </h3><h3> </h3>
An anaerobic digester is a tank. It's a tank in which the size and appearance change considerably depending on what use is the digester being applied for.
- A variety of anaerobic digesters is the household digester which is used for a single family. It has a volume of less than one cubic metre.
- In an industrial-scale anaerobic digester. The size can easily surpass 5,000 cubic meters.
- A digester used on a farm or a ranch has a typical capacity of a few dozen cubic meters.
Therefore, the advantage is that anaerobic digesters offer both a source of energy and a sanitary method of waste disposal which can help control disease.
Read more about anaerobic digesters, here
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I believe the answer is frequency
