Multiple Choice: Chapter 84 Complications of exodontia

Question 1. A 40-year-old male patient presents with severe pain related to a grossly decayed, unrestorable lower left first molar. He has a poor oral hygiene and a neglected dentition. He smokes 20 cigarettes per day but is otherwise fit and healthy. You carry out extraction of his LL6 under local anaesthesia using forceps alone. Which one of the following complications is most likely?