Question: The occlusion map of a material is often a grayscale image with pixels ranging between black and white. What does this map contribute to an object?s material?

1. White pixels reveal the detail map and black pixels reveal none
2. White pixels allow emission and black pixels allow none
3. White pixels receive shadows and black pixels receive none
4. White pixels receive full indirect illumination and black pixels receive none

Answer: The correct answer of the above question is Option D:White pixels receive full indirect illumination and black pixels receive none