How did the Khmer civilization shape culture in Southeast Asia? Select the two correct answers.(1 point)

Responses

innovated a feudal system based on the loyalty of samurai warriors
innovated a feudal system based on the loyalty of samurai warriors

used irrigation canals and reservoirs to support large-scale rice farming
used irrigation canals and reservoirs to support large-scale rice farming

built vast Buddhist temple complexes
built vast Buddhist temple complexes

developed writing systems that spread throughout Asia
developed writing systems that spread throughout Asia

introduced Islam via Indian Ocean trade routes

used irrigation canals and reservoirs to support large-scale rice farming

built vast Buddhist temple complexes