2. The long Alango Village, North Borneo, is inaccesible by land transport . To get to the village, visitors have to use a ketinting, a long-tailed boat because

2. The long Alango Village, North Borneo, is inaccesible by land transport . To get to the village, visitors have to use a "ketinting", a long-tailed boat because it can access large rivers instead of highway roads. Such a phenomenon in an example of......concept.
a. distance
b. location
c. accessibility
d. morphology
e. utility value