I will answer in English. The three estates are:
1. The Church; those who prayed
2. Nobility; those who fought, for example knights
3. Peasantry; Everybody else under feudalism, for example those who produced the food which supported those who prayed and those who fought, the members of the First and Second Estates
Here the answer in portuguese
1. A Igreja; Aqueles que oraram2. Nobreza; Aqueles que lutaram, por exemplo cavaleiros3. Camponeses; Todos os outros sob o feudalismo, por exemplo aqueles que produziram o alimento que apoiou aqueles que oraram e aqueles que lutaram, os membros do Primeiro e Segundo Estates
