Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: Articular processes allow for the greatest range of rotation within the vertebral column and facilitate the movement of the head.
[A]: What processes allow for the greatest range of rotation within the vertebral column and facilitate the movement of the head?

[Q]: Modern members of the reptiles group live in many different habitats and are found on every continent except antarctica.
[A]: Modern members of what broad animal group live in many different habitats and are found on every continent except antarctica?

[Q]: We call the worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations gps.
[A]:
What do we call the worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations?