<human>: Does "The majority of population groups at this time were still highly mobile hunter-gatherers; but now individual groups started to focus on resources available to them locally, thus with the passage of time there is a pattern of increasing regional generalization like, the Southwest, Arctic, Poverty, Dalton and Plano traditions." contain the correct answer to "What did they rely less and less on?"
OPTIONS:
- yes
- no
<bot>: no