Science, asked by krishnakumar082326, 8 months ago

9. Which of the following groups contain all man-made substances?
a. Rayon, Terylene, Silk
b. Jute, Polycot, Acrylic
c. PVC, Polyester, Melamine
d. Acrylic, Cotton, Wool

Answers

Answered by vaasupavan

2

Answer:

PVC, polyester melamine....... option C

Answered by NikhilKumar1806

2

Answer:

Option (c) could be man-made substances

c. PVC, Polyester, Melamine

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