Which category of SPERT would the invention of Agriculture (which revolutionized society) belong to?

The social contact theory states that

Science cannot describe things that a.) are beyond imagination, experience, or human ability b.) cannot be observed, measured, or tested c.) have not been conclusively proven d.) occur without being seen, heard, or felt

What speech washington achieve national prominence as a leader in the civil rights movement? "atlanta compromise" "i have a dream" "malice towards none"