Answer:
the study of ancient magnetic fields is the correct answer.
Step-by-step explanation:
paleomagnetism is the study of ancient magnetic fields.
paleomagnetism is the study of recording the strength of the ancient Earth's magnetic field in the archeological materials or rocks.
The records help the scientist to study the ancient behavior of the earth's magnetic field.
paleomagnetism is used to study the change in the direction and magnitude of the Earth's magnetic field and also provide the evidence for the tectonic plate location.