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Colorado Class R Knowledge Practice Test
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Passing target: 80% (24/30)
Warning, Construction & Information SignsStandalone practice
A yellow diamond displays a black arrow bending sharply left. What should a driver expect?

Correct answer: A sharp left turn ahead that may require a lower speed.
Why
A yellow diamond turn symbol gives advance warning so speed and lane position can be adjusted smoothly.
Verified against Colorado Driver Handbook · Sharp left turn warning · p. 11
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