1 A) a continent-to-continent collision B) an oceanic plate that was subducted under a continental plate C) uplifted normal fault blocks D) hot spot activity 2 A) vertical uplifts B) folding C) low-angle faults and folds D) igneous intrusions 3 A) the late Pleistocene only B) the Miocene and early Pleistocene C) the late Pliocene through the Pleistocene D) the Holocene only 4 A) marine organisms that evolved during the Mesozoic Era B) marine organisms such as bony fishes, aquatic reptiles, sharks, and aquatic mammals C) marine organisms such as crabs, lobsters, snails, and clams D) all of the above 5 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561774/143_organism_ca_240c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (56.0K)</a>]]> A) Ager, Gonioteuthis, Crateraster B) Aeger, Crateraster, Gonioteuthis C) Gonioteuthis, Aeger, Crateraster D) Crateraster, Aeger, Gonioteuthis
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