What did the rus do that led to the eventual influence of the byzantine empire on russia?

a. the rus established a strong trading relationship with constantinople.
b. the rus first invaded and then ruled over constantinople as well as the slavs.
c. the rus were originally from the area ruled by the byzantine empire.
d. the rus forced the entire population to convert to the church of the byzantines.

The best and most correct answer among the choices provided by the question is the first choice "The Rus established a strong trading relationship with Constantinople."

A monarchy formed in Kiev, and the Kievan Rus came into being. ... Contact and trade between Kiev and Constantinople increased. Kiev became a major trading hub in eastern Europe, and other than tangible goods, religion from the Byzantine Empire found its way into Kiev.

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