Questions: For which of these topics would you most likely need to include definitions? the effects of diabetes on the body how to tell when you need to replace your sneakers why the community needs a Neighborhood Watch group what you can do to conserve water how to use social networking tools safely

The answer is "the effects of diabetes on the body."

When discussing the effects of diabetes on the body, it is crucial to include definitions of key terms such as "diabetes," "insulin," "glucose," and "metabolism." These definitions help readers understand the medical and biological concepts involved, which are essential for comprehending how diabetes affects various bodily systems.

This topic is more practical and observational, focusing on signs of wear and tear. Definitions are less critical here, as the topic relies on visual and functional cues rather than complex concepts.

While this topic might benefit from a brief explanation of what a Neighborhood Watch group is, it primarily involves discussing community safety and benefits, which are more straightforward and do not require extensive definitions.

This topic involves practical tips and strategies for water conservation. While some terms might need clarification, it generally does not require in-depth definitions of complex concepts.

This topic might require some definitions, such as what constitutes "social networking tools" and "online safety," but it is more focused on guidelines and best practices rather than detailed explanations of complex terms.