Which type of exclusion relates to issues resulting from not maintaining heat?

The correct answer focuses on the freezing of plumbing, which directly relates to issues arising from inadequate heat maintenance within a property. Homeowners policies typically contain exclusions that define what is not covered under various circumstances. In this case, if a homeowner fails to maintain heat in a property during cold weather conditions, it can lead to freezing pipes, which may burst and cause significant water damage.

Insurance policies often explicitly outline that damages resulting from freezing plumbing are not covered if the homeowner was negligent in ensuring that the heating system was functioning correctly or did not take reasonable precautions during periods of extreme cold. This emphasizes the importance of maintaining proper heating as part of standard home maintenance and loss prevention.

The other options such as earth movement, flood, and intentional damage pertain to different types of risks that typically fall under broader categories of exclusion in homeowners insurance, rather than the specific risk associated with maintaining heat and protecting plumbing in freezing temperatures.