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Pick up the correct statement from the following: | |
A. | Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite [Wrong Answer] |
B. | Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite [Wrong Answer] |
C. | Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called it Plastic [Wrong Answer] |
D. | All the above [Correct Answer] |