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Option 1: This option is incorrect because it includes "federal system" and "judicial review" as basic features that are not amendable. However, these features can be amended under Article 368.
Option 2: This option is incorrect because it includes "parliamentary system of government" as a basic feature that is not amendable. However, the parliamentary system of government can be amended under Article 368.
Option 3: This option is incorrect because it only includes "judicial review" and "federal system" as basic features that are not amendable. However, the correct answer includes additional features that are not amendable.
Option 4: This option is correct because it includes all the basic features of the Indian Constitution that are not amendable under Article 368. These features are sovereignty, territorial integrity, federal system, judicial review, and parliamentary system of government.