Dr. Krier argued that a primary source of friction between the emerging ascetic sects and the Church was that:
A) Ascetic sects challenged the hierarchical structure and authority of the Church.
B) Ascetic sects rejected the fundamental teachings of Christianity.
C) Ascetic sects refused to acknowledge the divinity of Jesus Christ.
D) Ascetic sects sought to merge with the Church and dilute its doctrines.