Answer:
a.Social control
Explanation:
Social control is the active or passive process of a group regulating itself according to its beliefs, principles, and values. A major purpose of social control is to stop or prevent negative deviance, which is a break from established laws and values that may be damaging to others. Just keep in mind that what is considered normal, moral, valuable, ethical, or deviant varies from social group to social group.
Fewer competitors of the global economy
He used a combination of his personal charisma and intelligence, the feudal system, the Church, and war in order to create the greatest Empire since the time of the Romans. His dislike of corruption, and his power in battle all contributed to his success as Emperor.
Charlemagne himself was the key to his own success. He himself was a charismatic man, with an incredible amount of vital energy, and a desire to do well. An example of this was that he studied a lot, and made "heroic efforts" to learn to write, according to Einhard, his biographer. As we will see later on, education was a major part of Charlemagne's regime. He also was an honest and normal person, and disliked the regal trappings of his court.