What is the meaning of the following traffic sign?

- “Right-of-way” sign ahead.
- Give right-of-way in the roundabout before you.
- A distance of about 150 meters to an approaching roundabout.
- “Stop” sign ahead.· Correct answer

Sign 139 warns that a stop sign (302) is ahead on the road. It gives the driver early notice to prepare to stop.
Sign 139 = a warning about stop sign 302 ahead.
Confusing it with sign 121 (roundabout ahead).
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