← ss Unit 3, Chapter 6, Lesson 1 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Mesoamerica a region that extends from Southern North America to the central part of Central America Sierra Madre Occidental a mountain range to the west of the Plateau de Mexico Sierra Madre Oriental a mountain range to the east of the Plateau de Mexico Plateau de Mexico a high, flat area in Central America Central Plateau a high, flat area in the center of the Plateau de Mexico Gulf of Mexico a part of the Atlantic Ocean east of Mexico Yucatan Peninsula an arm of land that sticks out into the Gulf of Mexico peninsula land that is nearly surrounded by water cenote natural wells on the Yucatan Peninsula