How was science practiced in ancient and medieval times

Today, the a. caesar b. bishop c. pope d. tsar still heads the roman catholic church, which is centered on rome. there is no longer a byzantine emperor, but each country has its own a. governor b. patriarch c. prefect d. council to lead the eastern orthodox church there.

List out the effects of corruption in nepal plz answer fast plz

In the construction of a new housing development which factor of production can be categorized as land?