Answer:it changed cause back in the day kids would have to work in factories but now they have laws against it and same goes with the hours of work and the safety
Explanation:
The functionalist perspective explores how society is structured and maintains order. According the functionalist perspective the society is a complex system whose parts work together to promote solidarity and stability. E<span>ach aspect of society is interdependent and contributes to society's stability.
</span>Functionalists<span> believe that society is held together by social consensus.</span>
The correct answer, in my opinion, would be a pollutant. <span>A substance that enters Earth's cycles and does harm to living things is a pollutant. A pollutant is a substance that is introduced to the Earth which cause undesirable effects to living organisms. </span>