The Kurds are unique for which of the following reasons?

The Kurds speak more languages than any other ethnicity in the world.

The Kurds have the largest national boundaries of any ethnicity in the world.

The Kurds are the largest ethnicity in the world without their own state.

none of the above

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed