[Q]: Sentence: Machine vision systems often require bright and homogeneous illumination, so features of interest are easier to process. Question: Why are LEDs preferred for machine vision systems? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. Question: When did the Environmental Protocol become effective? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: Many species have acute vision capable of detecting minute movements. Question: Most insects have what kind of vision? OPTIONS:
- yes
- no
++++++++++
[A]:
yes