Answer :
Final answer:
You should be most concerned about losing control of the vehicle if you drift onto the shoulder when you see this sign.
Explanation:
When you see the sign depicted in the question, the concern you should have is D - losing control of the vehicle if you drift onto the shoulder. This sign indicates that the shoulder of the road may not be stable and could potentially cause you to lose control of your vehicle if you drive onto it. It is important to stay alert and centered in your lane to avoid any potential accidents or loss of control.
Learn more about Road Sign Interpretation here:
https://brainly.com/question/3016269
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