判断题 对于企业取得的所有无形资产，均应当按期摊销。（　）

单项选择题 Read the following definition and identify the problem in it. "By commercial advertisements, I mean these tricks and traps manufacturers use to advocate their products in all kinds of mass media." A、Circular definition B、Definition with too many synonyms C、 Loaded definition with negative emotions D、Extended definition with favorable emotions

单项选择题 坐标方位角的取值范围为：A. 0°~270°B. -90°~90°C. 0°~360°D. 180°~180°