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Which of the following do you suggest for Karthik to pick to score a centum in his exam?
 
Statement 1: \(R-COOR\) represents the functional group ester.
 
Statement 2: \(R-COOR\) represents the functional group ether.
 
Statement 1: \(C_2H_4\) is an example for alkene group of compound.
 
Statement 2: \(C_2H_4\) is an example for alkyne group of compound.