According to most scholars, a system with a clearly preponderant state (a hegemon) would be both politically and economically stable. Because such a hegemonic state, also with an interest in cooperating with other actors, can solve collective action problems through providing public goods and facilitating international cooperation. This theory, in fact, is known as the hegemonic stability theory (HST). It establishes a theoretical link between hegemony and systemic stability and attracts a great deal of attention from IR scholars. Therefore, the correct option is C.