The answer is C. Song Dynasty
Generally speaking, span of control refers to "<span>D. The number of individuals or resources that one supervisor can manage effectively during an incident," although sometimes it simply refers to the number that is supervised, not necessarily in an effective manner. </span>
Answer:
Spain
Explanation:
Spain sent explorers to America to find gold and the most efficient way to Asia.
Crusaders came from all those places except India.
The answer is D-a person can determine how he or she behaves in a social role