'A' and 'B' are the two different varieties of plastics. 'A' is used for manufacturing toys, combs etc. and 'B' is used for making electrical switches. Plastic 'A' and 'B' respectively are:
(1) PVC, Bakelite
(2) Polythene, Melamine
(3) Bakelite, Melamine
(4) PVC, Melamine

Plzzz help me in solving this question....  :c:D

Dear student,      
​Please find below the solution to the asked query  

Plastic 'A' and 'B' respectively are Polythene and melamine. Hence, option (2) is correct.
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