Based on the given information, the company has a high degree of centralization.
What is centralization?
Centralization means that a small group or one person makes most of the decisions. Aiconnect Corporation has 250 owners, but 12 people make the big decisions. The board has a lot of power in the company, and the company follows the decisions made by the board.
This means that a small group of people makes most of the important decisions, showing that power is concentrated in a few hands. The board has a lot of power and control over how the company works and where it's going. The stockholders don't have much say in making decisions.