Which of the following is true about the diet of wild pigeons for raptors?

Wild pigeons can indeed pose a risk of disease for raptors. They are known carriers of various pathogens, such as parasites, bacteria, and viruses, that can be harmful to raptors when ingested. This is particularly relevant for falconers and those who are training raptors to hunt in the wild, as the transmission of diseases from prey can lead to health issues in the birds of prey. Understanding the potential health risks associated with feeding raptors wild pigeons is crucial for their care and management, as well as for ensuring their performance during hunting activities.

The other options do not accurately reflect the complexities of a raptor's diet. While some may assume wild pigeons are safe or beneficial for training, the reality includes significant caution due to the potential health hazards involved.