Answer :
Final answer:
Yellow and diamond-shaped signs are typically warning signs that alert drivers to potential road conditions and hazards. Yield, stop, speed limit, and no parking signs have different shapes and colors.
Explanation:
The traffic signs that are almost always yellow and diamond-shaped are warning signs. These signs are designed to warn drivers of upcoming road conditions and hazards that may require the drivers' attention, slow down, or potential changes in their driving direction. For instance, signs indicating a sharp turn, a pedestrian crossing, or an intersection ahead are typically yellow and diamond-shaped. Comparatively, yield signs are usually triangular and red, while stop signs are octagonal and red. Speed limit signs and No parking signs are generally rectangular and white or red.
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