The age of a fossil, organism, rock, geologic feature, or event as defined relative to other geologic features or events is the:

A) relative age
B) absolute age
C) numerical age
D) radiometric age

Relative Age

The age of a fossil, organism, rock, geologic feature, or event as defined relative to other geologic features or events.

Absolute Age

A measure of the exact age of a rock, fossil, or other object in years, often obtained through radiometric dating techniques.

Numerical Age

The age of a geological feature or event expressed in years or other units of time, often determined by radiometric dating methods.