Final answer:
Limited range of motion would be categorized as abnormal.
Step-by-step explanation:
Abnormal endpoints in joint movement can indicate an issue with joint health or function. In the given options, limited range of motion would be categorized as abnormal. Limited range of motion can be caused by factors such as injury, inflammation, or joint disease. For example, if a person has difficulty fully extending their arm at the elbow joint, it suggests a problem with joint function.