Which of these is not among the fundamental principles of roman catholicism.

A-worshipping the holy trinity

B - recognizing the roman emperor's authority

C-attending mass weekly

D-performing seven sacraments

The answer is B. Recognizing the Roman Emperors authority

The church of the roman catholicism indeed advice the follower to maintain a good relationship with the Government.

But as for authority, they are required only to recognize the Authority of their God's teachings that being impeached by the churches.