1. to study the reason of man's faith. 2. to be able to recognize what matters is true or ngomngai 3. To study the lifestyle of people in the past with the present, .
1 to determine the reasons for the belief of men. 2. To be able to distinguish whether it is true or the ignorant. 3. To study the lives of people in the past with the present.
1. To study the reason of the belief of man 2. In order to be able to distinguish what is true or superstition 3.? To study the way of life of the people in the past with the present .