It is believed that the first inhabitants arrived in America 40,000 years ago and beyond.
Answer:
The Mexican-American labor leader and civil rights activist Cesar Chavez dedicated his life's work to what he called la causa (the cause): the struggle of farm workers in the United States to improve their working and living conditions through organizing and negotiating contracts with their employers.
Explanation:
Because those states supporting Adams and those supporting Henry Clay formed a majority of congressional state delegations.
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A desire for direct access to spices(answer B). This was the major cause of European exploration.They desired to control trade by example cut middle men in the trade with Asia , control trade routes and also they desired for exotic goods.
I believe the decade, that saw the most exploration was the 1400's and i can explain why.
In 1492 Columbus discovered the New World of the Americas. Portugal and Spain became the early leaders in the Age of Exploration. Through the Treaty of Tordesillas the two countries agreed to divide up the New World. Spain got most of the Americas while Portugal got Brazil, India, and Asia.