Answer:
geographers seek to understand where things are found, why they are there, and how they develop and change over time, also examining how human culture interacts with the environment, and they way locations and places can or have an impact on people.
The type of sediment that is made up mainly of the shells of diatoms and radiolarians are called the siliceous ooze<span>. Siliceous ooze is a siliceous pelagic sediment that covers large areas of the deep ocean floor. Calcareous ooze, siliceous ooze is formed from the tests of microorganisms; in the case of siliceous ooze, the organisms come in two varieties, diatoms and radiolarians. </span>
The correct answer is - the Americas.
The Americas from what is known and discovered till now are by far the latest continents that were settled by the people. Even though it is still not clear when exactly did this happened it is in the range between 19,000 and 12,000 years ago as the biggest given and lowest given number by scientists. It is understandable though that people found it hard to migrate in this part of the world since it was cut of by an ocean and the only way that they could migrate was through the Bering Land Bridge which in fact was an icy bridge between the continents and extremely inhospitable place. There is also the large carnivores in North America as a factor that delayed the migration, and of course the ongoing ice age which covered huge portions of North America with glaciers, ice and snow.
A. Wether a country has a large or small territory