Archaeologists Know That in the Tarascan Empire There Was a Consolidation

Archaeologists know that in the Tarascan empire there was a consolidation of state power because

A) objects found with the dead were increasingly elaborate, signifying great prestige
B) objects found with the dead were being produced in areas controlled by the empire
C) objects found with the dead were clearly obtained via long distance trade networks
D) the bodies of the dead were often buried in large groups and not as single grave sites