Question

why did pope gregory vii and henry iv come into conflict?
henry iv tried to force the pope to relinquish his position.
pope gregory vii wanted henry iv to resign as emperor.
henry iv believed he had the authority to appoint church officials.
pope gregory vii believed that only he could act on behalf of god.

Explanation:

The conflict was over investiture - Henry IV's claim to appoint church officials clashed with Pope Gregory VII's stance that the church should have sole power over such appointments.

Answer:

Henry IV believed he had the authority to appoint church officials.