Panneaux routiers

A yellow diamond with an arrow curving to the left means:

Panneau routier de Île-du-Prince-Édouard — Gentle curve to the left ahead — reduce speed if necessary
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Bonne réponse : A. Gentle curve to the left ahead — reduce speed if necessary

Taking a curve too fast is a common PEI crash cause, especially in wet or icy conditions; the sign asks for anticipation.