A compound odontoma:

A compound odontoma is indeed characterized by its resemblance to normal tooth structure. This type of odontoma typically manifests as a collection of small tooth-like structures known as dental hamartomas. These structures often resemble immature teeth and can be differentiated from other odontogenic tumors based on their appearance.

The distinct morphology of compound odontomas allows for identification in radiographs, where they may be seen as radiopaque masses containing multiple small radiopaque features that resemble teeth. This resemblance is a key characteristic that aids in diagnosis and differentiates compound odontomas from other odontogenic lesions.

The other characteristics of odontomas differ from that description; hence, while the other options might describe features associated with different types of odontogenic lesions, they do not accurately represent compound odontomas. For instance, attributes like indistinct radiographic borders and high recurrence rates are more closely associated with other forms of odontogenic tumors or conditions, not with compound odontomas. Moreover, the prevalence of these lesions is not confined almost exclusively to the mandible; they can form in both the maxilla and mandible, making location alone insufficient for diagnosis. Thus, the distinguishing feature of compound odontomas is their similarity to normal tooth structure, which is critical for proper identification and treatment planning.