Nicolaus Copernicus, Hope this helps :)
Igneous - A rock formed by the cooling and crystallization of magma (molten rock) at or below the Earth's surface. Sedimentary - A rock formed as a result of the weathering process, either by compaction and cementation of rock mineral fragments, or the precipitation of dissolved minerals.
Okay we are gonna use A iPhone to a old telephone so the telephone can only receive calls and call other people that it but say with the iPhone you can call the person and receive calls you can text you can video chat you can get emails you can have apps to entertain you you can have pictures and music you can have a ringtone and and text tones
I would say A but i would get a second opinion
Quite simple really.... The CNS actually doesn't receive as much nutrients or key components from the blood... The blood actually dumps it into the Cerebrospinal fluid. The Cerebrospinal fluid therefore is directly in contact with the brain and if you want to find an infection you take from a source as close to thing as you can.