The answer is C) selective breeding. This means that humans are deciding what to breed which means this is not a natural selection, but rather an artificial selection.
Gyri form the top of the ridges, while sulci form the " valley" of the ridges.
Ophthalmoscopy is an<span> assessment technique</span> of the posterior area of the eye which includes the retina, optic disc, choroid, and blood vessels.
Plants: Orchids
Animals:Tiger
Archaebacteria:Euryarchaeota
Eubacteria:Cyanobacteria
Fungi:Sac fungi
Protists:Radiolaria