Which of the following is not a principle of Roman Catholicism? A. Believers worship one God represented by the Holy Trinity. B. The church requires members to attend Mass daily. C. The pope establishes doctrine as the supreme leader of the church. D. Followers demonstrate commitment by performing seven sacraments.

The answer is B. The Roman Catholic church does not require Catholics to attend the Holy Mass daily. Instead, the church only requires the members to attend the Holy Mass on the Sabbath day which is during Sundays. Also, the church encourages the Catholics to attend Holy Masses on special occasions like during the Lenten season, Christmas, etc.