1.

The given table lists the ignition temperatures of four fuels W, X, Y, and Z respectively. Fuel  Ignition Temperature W \[{{38}^{o}}C\] X \[{{42}^{o}}C\] Y \[{{53}^{o}}C\] At \[{{50}^{o}}C\], which of the given fuels is likely to undergo combustion?

A.  Y and Z    
B.  X and Y
C.  Wand X    
D.  Z and W
Answer» B.  X and Y


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