Which type of government is the sultanate in b r u n e i

Question

Democracy

Communist
Monarchy
O l i g a r c h y

Which is the major religion in mainland Southeast Asia
Buddhism
Christianity
Hinduism
Islam

Why are the economies of some Southeast Asian Nations growing so quickly?
They all practice in traditional economy
They use a command economy with Central governmental control
They have a mixed economy dominated by markets
They have a free market economy that benefits everyone