In assessing the pre-colonial Sokoto Caliphate's administrative structure, which of the following accurately describes the relationship between the Sultan and the emirs?
AThe emirs were independent rulers who owed no allegiance to the Sultan
BThe Sultan was a constitutional figurehead while real power resided with the emirs
CThe emirs governed their territories autonomously but owed spiritual, political, and tribute obligations to the SultanCORRECT
DThe Sultan appointed and directly administered all emirates through resident commissioners