जॉइन Examsbookउत्तर : 3. "Chalkboard"
What is Black, when Clean and White, when Dirty?5
प्र: What is Black, when Clean and White, when Dirty?
- 1Shoesfalse
- 2Carfalse
- 3Chalkboardtrue
- 4Nonefalse
- उत्तर देखें
- Workspace
उत्तर : 3. "Chalkboard"
व्याख्या :
Answer: C) Chalkboard Explanation: It is Blackboard or Chalkboard which is Black when clean, and as you write on it with white chalk it becomes dirty in White color.