Who among the following used 'Comparative and Historical Research Method' in their study?

All three of the names mentioned, Auguste Comte, Karl Marx, and Lewis Morgan, employed methods involving historical and comparative analysis in their work.

• Auguste Comte, the founder of sociology and positivism, employed a historical method in his law of three stages theory about societal development.
• Karl Marx, the philosopher, economist, historian, political theorist, and socialist revolutionary, extensively used historical and comparative methods in deriving his theory of historical materialism.
• Lewis Morgan, the American ethnologist and anthropologist, also used comparative methods in his analysis of kinship systems across various societies.

So the correct answer is 'All of the above'.