123
03
CHALLENGE MISSIONAnalyze routes
Trade, specialization, scarcity, goods, and services
BRIDGE CHALLENGE - Trade and Exchange Port: A road connects farms to a port. What likely happens? Build a historical claim from more than one clue and acknowledge what the sources cannot prove.
MODELExchange Scale
HIS
PROVEChoose with evidence
CLUE
Pause. Find what matters. Then make your move.
Explain your choice with one detail, calculation, source clue, observation, or test result.
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