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
(B) Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite
(C) Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called
it Plastic
(D) All the above
(A) Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and
alcohol with nitro cellulose and called it, as Parkesite
(B) Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite
(C) Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called
it Plastic
(D) All the above