Direction: Rearrange P, Q, R and S to produce correct sentences by selecting the correct options. |
Charles Goodyear once accidentally |
P: and found that the resulting rubber |
Q: dropped a mixture of natural rubber |
R: was harder, stronger, more elastic and non-sticky |
S: and sulphur over a hot stove |
A) PSQR
B) QSPR
C) RSQP
D) SQPR
E) None of these
Correct Answer: B
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