Answer:
It could technically be either. The majority of coal deposits
appear to be biotic, though there are some geochemists who believe
that abiotic coal deposits might exist deep in the crust.
The Correct choice is : C. <u>Solids</u>
Sound waves need a medium to propagate, and the most suitable medium for that is solids, where it travel the fastest or with greatest efficiency.
The correct answer is A. Tierra Fria.
Tierra Fria is composed of highlands, but even though it is very high area, because of the low latitude and high altitude, this area has a very pleasant climate which is actually pretty similar to the oceanic coastal regions of the temperate climates. Because of this, it is very suitable for the livestock, since the weather conditions are very nice, the grass is green for most of the year and it is in abundance, plus the region is clean, and also lacks predators.
