Concept:Adam Smith identified four canons of taxation in his work The Wealth of Nations.
The question asks which option is not one of these canons.
"Objective" is not one of Adam Smith's canons of taxation.
Explanation:The four canons of taxation given by Adam Smith are:
Equality: tax should relate to the taxpayer's ability to pay.
Certainty: the amount, time, and manner of payment must be clear and definite.
Convenience: tax should be collected at the time and in the way most convenient to the taxpayer.
Economy: the cost of collecting a tax should be small compared with the revenue it produces.
Among the given options, "objective" is not included in Adam Smith's list of canons.
Answer:A. objective