B.tablet because it is technically not a computer in traditional sence but a hand held device.
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The three default components listed in the inspector view of a terrain assets are: Terrain, Terrian Collider and Texture.
So the answer is Transform.
If you use the Move tool then click and drag an object while holding CTRL and Shift at the same time, it will snap the object to intersection points of the Collider; allowing stacking of objects automatically.
So the answer is Stack objects automatically.
Answer:
Computer is called versatile and diligent device because it is used in almost all the fields for various purposes and it can perform the task repeatedly without loosing its speed and accuracy for long time.