The period that started 4000 b.c. is important because it is the period when the earliest civilizations flourished and inventions were made. Earliest known civilization arises in Sumer (4500–4000 B.C.<span>). Earliest recorded </span>date<span> in Egyptian calendar (4241 B.C.). Hope this answers the question. Have a nice day.</span>
        
             
        
        
        
Consideration is like when a person condsiders others feelings and they don't say rude things to that person
        
             
        
        
        
The statement ‘Processing information while learning something new can
occur without demonstration of behavior’ is true. Learning information can be
verbally (through speaking), visually (through diagrams , pictures, etc.) or by
hearing.
 
        
                    
             
        
        
        
Income, education, and occupation are the dimensions of social class because they are used to measure the influence of a person in his social class.
Income are those earnings which a person receives as a result of what he has invested in either though work or money, or any other means.
Education is the value of being knowledgeable in certain aspects of a thing through formal or informal means
Occupation are those things which a person specializes in and earns an income.
A person's social class is the concept or value where the worth of a person is measured.
These three factors are all dimensions of a person's socual class and is used to measure the worth of a person.
Therefore, a person's social class is measured by his income, education and occupation.
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