Mount Everest is the highest peak in the world. Its height is 29,032 feet.
Answer:
The advantages of mixture a grasses and legumes is;
* extend the growing season of a pasture
* improve the quality of forage
* improve flexibility to survive environmental conditions
* reduce susceptibility to insects and disease attacks
* improve the palatability
* increase the organic matter content of the soil over time because of grass root system
* reduce weed encroachment
* reduce erosion
* produce higher yields
The probable pasture production for perennial ryegrass in the northern hemisphere leaves some time when the grass is dormant. There are times when other feed will be needed. Utilizing another grass or legume that flourishes during the less productive periods for perennial ryegrass extends the season for production and maintains the quality of feed.
B; As far as the relation between humans and the environment, it is obvious how much they relied on it. Not only as a food source, but for economic growth and sustainability as well. The other answers make valid points but in the context of this question, the only one that even mentions the relation is B.
Most dense in U.S.: California. Least dense: The Dakotas.
Most dense Canada: Toronto, Montreal. Least dense: Northwest territories
I'd choose C.) and here is why. If I asked someone for directions to a hotel they are going to describe the roads and buildings to me. They might say it is built in an embankment then I know to look for a hotel in an embankment. If this is wrong please let me know so I can research more on the subject.