I think it would be C. Not sure thought get a second opinion
Answer:
i believe it would be urbanisation as the defination for urbanisation is Urbanization refers to the population shift from rural areas to urban areas, the gradual increase in the proportion of people living in urban areas, and the ways in which each society adapts to this change.
To spread their ideology to the world and to become undisputed
Justinina ruled constantiople for 50 yrs during the early 1200's