Can someone tell me which one is the easiest one to do ? i’m doing a project and i need to find information about them so i need an easy person to do : )

The establishment of columbia as the state capital was important because a) it was located in the heart of the upcountry. b) it was located in the heart of the low-country. c) it was already established as a vital industrial center. d) it represented a compromise location central to most citizens.