Final answer:
The Council of Trent was convened B) to reaffirm Catholic beliefs and practices in response to the Protestant Reformation, clarifying doctrine, and initiating reforms within the Church.
Step-by-step explanation:
The purpose of the Council of Trent was B) to reaffirm Catholic beliefs and practices. Convened in response to the Protestant Reformation, the Council aimed to address the challenges posed by figures like Martin Luther, clarify Catholic doctrine, and initiate necessary reforms within the Church to counter the growing Protestant movement. Major outcomes of the Council included the affirmation of Catholic teachings such as the Doctrine of Merit, the existence of Purgatory, the importance of all seven sacraments, the necessity of religious art, and the authority of scripture alongside the teachings and traditions of the Church.
Additionally, it brought about reforms to curb corruption, such as banning the sale of indulgences, prohibiting nepotism, limiting multiple bishoprics, and improving the education and discipline of the clergy.