skelettal remains are found and authorities have no clue who it might be. What would a pathologist be able to tell the authorities?

Race, height and age at time of death.

Explanation:

Pathologists may be defined as the scientists that studies about the disease and its cause. The analyze the individual's sample to know about the disease condition.

The pathologist can identify and may get some clue from the skeletal remains of the victim. The skeleton remains are enough to tell about the race of the victim. The height can easily be known by observing the skeletal remain. The age of the victim at the time of death can be evidenced by the pathologists.

Thus, the answer is race, height and age at time of death.