S1: Metals are today being replaced by polymers in many applications .
S6: Many Indian insitiutes of science and technology run special programmes on polymer science.
P : Above all, they are cheaper and easier to process making them a viable alternative to metals.
Q : Polymers are essentially a long chains of hydrocarbon molecules.
R : Today, polymers as strong as metals have been developed .
S : These have replaced the traditional chromiumplated metllic bumpers in cars.

Options

A. QRSP
B. RSQP
C. RQSP
D. QRPS

Answer

A