Ecchymosis refers to the discoloration of the skin resulting from bleeding underneath, typically due to bruising. While ecchymosis can occur for various reasons, the use of oral anticoagulants increases the risk of bleeding and bruising. Therefore, the nurse should further assess the client's use of oral anticoagulants to determine if it is contributing to the observed ecchymosis. B. Works in a day care center: Working in a day care center may expose the client to various infectious agents, but it is not directly associated with the development of ecchymosis. C. Recently had dental surgery: While dental surgery can sometimes result in minor bleeding and bruising, it is less likely to cause widespread ecchymosis unless there are underlying bleeding disorders or complications. D. Adheres to a gluten-free diet: Adhering to a gluten-free diet is not directly related to the development of ecchymosis. However, if the client has celiac disease or another condition requiring a gluten-free diet, the nurse should explore the potential for malabsorption or nutritional deficiencies, which could indirectly contribute to bleeding tendencies.