There is a U-shape curve opens upwards and passes (0,0). Determine whether the graphed function is even, odd, or neither.

Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
Question: There is a U-shape curve opens upwards and passes (0,0). Determine whether the graphed function is even, odd, or neither.

Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
Question: There is a U-shape curve opens upwards and passes (0,0). Determine whether the graphed function is even, odd, or neither.
