Correct answer
you must select a gear ratio that allows you to climb the gradient safely.
Vertical sign P-16B indicates the danger of an upcoming section of road with a steep uphill gradient, with the figure inside the sign indicating the percentage of the gradient to be climbed. In this situation, you must select the most appropriate gear ratio to allow you to climb the gradient with the greatest possible safety.
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you can continue with the selected gear ratio, taking into account the incline of the gradient.
you must select a gear ratio that allows you to climb the gradient safely.
you must select a gear ratio that allows you to descend the gradient safely.
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Sign P-16B: a steep uphill gradient
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