When an Archaeologists Refers to a Datum Point He or She

Multiple Choice

When an archaeologists refers to a datum point he or she means:

A) the zero point that is not fixed so that it can be used as a moveable reference point.
B) the zero point that is fixed, but cannot be used as a reference point.
C) the zero point that is fixed and can be used as a reference point.
D) that the archaeologist is using an outdated system to record a site.