Teacher:In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Teacher: Now, understand the problem? Solve this instance: Fact1: some light bulbs convert electricity into light and heat energy, Fact2: Household light bulbs are evacuated glass enclosures with wires leading to a tungsten filament., Question: Some what enclosures convert electricity into light and heat energy? (A) made (B) glass (C) wool (D) support (E) fabric (F) cotton (G) cells (H) unique
Student:
B