Answer:
the three estate were clergy , nobility and 3rd estate is common people . clergy comprises of church people as well as nobility comprises of nobles or ruling people and 3rd estate were comprises of businessman , traders ,peasants,artisans etc. 1st estate=they were having all the privilages from birth and they were free from paying taxes even they collect taxes from 3rd estate . 2nd estate=they too were having privilages from by birth and they were exempt from paying taxes . 3rd estate = they were paying taxes and were not having any by birth privilages.