Class system is the distribution of scarce resources and rewards that is determined on the basis of achieved status.
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The fact that children can take a form of communication that lacks consistent grammar and turn it into one that has consistent rules illustrates that there is built-in, universal grammer.
A natural language grammar is a set of structural constraints on the sentence, phrase, and word construction of a speaker or writer.
The rules of language that govern grammar, sounds, words, sentences and other elements, and their combinations and interpretations. The word grammar also designates the study of these abstract features, or the book that presents these rules.
English grammar has two types: prescriptive grammar and descriptive grammar. 1. Prescriptive Grammar: Telling people how to use English, the forms they should use, and the functions they should perform is the traditional approach to grammar.
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Answer:
construct validity of the effect
Explanation:
construct validity in research refers to how much the variables that is used in the research forms a correlation with the things that intended to be measured.
From the case above, we know that we want to research the effect of empathy.
But, people show their empathy in a very wide variety of ways. (for example some of them show it through tears, some of them through direct help, some of them through physical contact, etc). Because of this, we do not have any sure method that applicable to all subjects, which make it impossible to find a correlation between the subject's actions and the amount of emphatic. This will cause research end up lacking in construct validity of the effect.