For over 1000 years, Bibles were only published in Latin. When Bibles became available in many different languages, A.
the Catholic Church started schools in many European countries.
B.
the Catholic Church began a crusade into Muslim nations.
C.
the Catholic Church made Italian its official language.
D.
the Catholic Church began to lose influence in European countries.

Correct answer is D.  the Catholic Church began to lose influence in European countries.

Explanation:

A is not correct as in Catholic schools (usually monasteries) Latin was official language. When public schools were opened this changed.

B is not correct as during this period (11th Century) Catholic Church was at its peak, and Latin was dominant language in the church.

C is not correct as Italian was never introduced as official language.

D is correct as this happened after Reformation and many other movements that changed the influence of the church.

yellow fever and other tropical diseases

bismarck believed in using force

is the correct answer!