Which is the correct chronological order of advancements in river travel? keelboats—canoes—steamboats—rafts
rafts--keelboats--canoes—steamboats
canoes—rafts—keelboats—steamboats
steamboats—rafts—canoes—keelboats

Following World War Two the native population declined ever further as white birth rates increased and native birth rates decreased. Asian immigrants arrived in Oklahoma in large numbers in the 1950s alongside small pockets of southern and Eastern Europeans and Latin Americans