1 . Lamp A is less bright than Lamp B; Lamp B is less brighter than Lamp C; Lamp C is as bright as Lamp D. Lamp B is brighter than Lamp D and Lamp D is brighter than Lamp A. Which lamp is the brightest ?

• A. Lamp A
• B. Lamp B
• C. Lamp C
• D. Lamp D
• D. No Solution

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Answer: Option B

Explanation: