Which geographic barriers isolated East Asia from other lands and peoples? Choose four correct answers.Gobi DesertHimalayasHuang He (Yellow) RiverIndian OceanPacific OceanPlateau of Tibet

East Asia was separated from neighboring regions by the Gobi Desert to the north, the Himalayas and Plateau of Tibet to the southwest, and the Pacific Ocean to the east. These deserts, mountains, and ocean made travel and contact difficult. The Huang He is a river within the region, not a barrier isolating it, and the Indian Ocean is not one of the barriers described here.

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