These are classically defined as small hilltop settlements fortified with earthworks, but many are not located on hills, and probably did not function as forts.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: These are classically defined as small hilltop settlements fortified with earthworks, but many are not located on hills, and probably did not function as forts. ### Response: .