Mizo folk songs often feature themes of:

The correct answer is (a). Mizo folk songs often feature themes of nature and the cycle of life. These songs often describe the beauty of the natural world, the changing seasons, and the cycle of life and death. They can also be used to express emotions such as love, loss, and joy.

Option (b) is incorrect because Mizo folk songs do not typically feature mythological stories.

Option (c) is incorrect because Mizo folk songs do not typically feature political satire.

Option (d) is incorrect because Mizo folk songs do not typically feature devotional hymns.