It was used to recognise the value of people (High and Low) and gave opportunities and respect to the high class people and not to the low class. Anyways, this was not a good idea as it discriminated people. In present India, caste system is not used as it causes Inequality.
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Answer:
The victory of Jackson indicated a westward movement of the centre of political power. He was also the first man to be elected president through a direct appeal to the mass of the voters rather than through the support of a recognized political organization
Dispersion studies the pattern of distribution of organisms in a population. The organism is a population can be distributed in a uniform, clumped or random pattern.
The correct answer is garbage disposal placard. This is usually issued by the marine police and is of extreme importance for anyone who has such large ships because of the way that they can affect the environment and the marine ecosystems. That's why you need to have the placard ready and approved.
I think its because the goods were manufactured more. There were more of the goods because they could be transported to other places. But i am not completely sure it just makes sense to me.