This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'In comparison to amalgam restoration, composite restorations are _____. \nSelect and explain. \nA. Stronger, B. More technique-sensitive, C. More resistant to occlusal forces, D. Not indicated for Class II restorations', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Composite restorations are more technique sensitive than amalgam restorations because the bonding process is very specific (requiring exact, correct usage of the various materials and an isolated, non contaminated field), and the insertion and contouring of composites are more demanding and time-consuming. Composites are not stronger than amalgam and have similar wear resistance compared to amalgams. Composites are indicated for Class II restorations.', 'role': 'assistant'}]