Hello did you have a problem with your computer i dont understand
"The Silurian is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.8 million years ago, to the beginning of the Devonian Period, 419.2 Mya.<span> <span>Wikipedia."
https://www.google.com/search?q=He+Silurian+period+occurred&rlz=1C1RUCY_enUS760US760&oq=He+Silurian+...
</span></span>
D. deciduous forest in the south american mountains. thats the only answer that many animals can survive in
The Inca empire was based in Peru. Note that the empire spread in more countries then just the seat of the empire, like Ecuador, Bolivia, Colombia, Chile and Argentina.
Answer: An orthophoto is an undistorted aerial photograph with a completely uniform scale that allows it to function as a map
Hope I helped :)