Li-Fraumeni syndrome has the risk of development of:
Li-Fraumeni syndrome (germline TP53 mutation) is a predisposing factor for osteosarcoma development.
Reference: Shafer’s Textbook of ORAL PATHOLOGY Eighth Edition page no 227
Squamous cell carcinoma
Basal cell carcinoma
Osteosarcoma
Both 1 & 3