Final answer:
Spills, seepages, and leaks are all categorized as releases because they imply an unintentional escape of a substance into the environment, potentially causing pollution or health issues.
Step-by-step explanation:
The terms spills, seepages, and leaks can all be defined as d. releases. This term refers to any instance where a substance is unintentionally released into the environment, which could be through spilling, leaking, or gradually seeping out. These events can occur in various industries, such as oil and gas, chemical manufacturing, and transportation, and can lead to environmental pollution and health hazards if not promptly and effectively managed.