What role did the sons of liberty have when the stamp act was passed

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need

Match your vocabulary word to its definition. 1. hectare reduced ability of the soil to support life 2. land degradation of spain and portugal 3. mangrove the pressing of soil particles closer together reducing the amount of air between particles 4. salinization 2.5 acres 5. junta group that controls the government 6. iberian small tropical tree 7. compaction higher than normal salt content in the soil

What was ptahhotep's purpose in writing this passage?