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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The answer to the blank space is center-outward.
The proximodistal trend in general can be defined as a concept in developmental psychology where <em>humans tend to develop more general functions of limbs before developing more specific fine motor skills – this is partially what the center to outward concept implies. </em>
An example of this phenomenon would be how infants would learn how to use their arm before learning how to write.
The Alien Act said that <u>the government</u> would determine which aliens were dangerous.
The concrete operational stage
Refugees generally impose a burden on local infrastructure, the environment, and resources, but they also provide cheap labor, expand consumer markets, and justify increased foreign aid.
