Answer:
It was part of the Industrial Revolution and made cotton into a profitable crop. Cotton planting expanded exponentially and with it, the demand for slaves. The South was thus wedded even more firmly to slave labor to sustain its way of life.
Explanation:
The revolts of 1830 and 1848 were based solely in France. Spain was never involved in these revolts, so this is true.
Answer:
C. helped strengthen Christianity in Europe.
Explanation:
Pope Leo III crowned Charlemagne Holy Roman Emperor on Christmas Day, 800, in Rome. The event was significant for several different reasons. For Charlemagne, it meant that the Church, very powerful in early medieval Europe, gave its sanction to his rule.