How was the church an obstacle to monarchs who wanted more power?
a. it challenged monarchs' attempts to control the clergyb) it promoted the development of individual rights.
c. it incited nobles to revolt against monarchs.
d. it sent armies against the monarchies of europe.

Correct answer choice is :

The Roman Catholic Church had a prominent cause of power and authority in the past. The Roman Catholic Church has the same number of power and authority present today. Its power and authority today is greater than it was in the past, but that may also be in various ways then what it once held.

the great wall of china worked as a defense for the feudal states of the zhou dynasty to the north. during the warring states period more walls were put up to defend the borders of the different kingdoms. it was semi successful because despite the wall, the mongols eventually conquered china also the great wall provided protection to the economic development and cultural progress, safeguarded the trading routes such as the silk road, and secured transmission of information and transportation. @jayxboof

ok sorry the answer is a. by their religion