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Which of the following do you suggest for Vinoth to pick to score a centum in his exam?
 
Statement 1: The difference in the size or shape of an object is termed as a 'change'.
 
Statement 2: Change is constant around us.
 
Statement 1: Change in the state of camphor during buring is an effect of chemical change.
 
Statement 2:Evolution of gas is an effect of chemical change.