A)
P Q R S Plant fibres Animal fibres Thermoplastics Thermosetting
B)
P Q R S Animal fibres Plant fibres Thermosetting Thermoplastics
C)
P Q R S Rayon Animal fibres Biodegradable Non-biode-gradable
D)
P Q R S Animal fibres Plant fibres Non-biodegradable Biodegradable
Correct Answer: B
Solution :
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