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判断题

齐性定理,仅适用于单激励的线性且不含受控源的电阻电路。();

问答题

Read the following paragraph, and find the sentence that is NOT related to the topic of the paragraph.
A) Pope John Paul reigned as pope of the Roman Catholic Church for almost 27 years until his death. B) He was the first non-Italian pope since the 16th century. C) During his reign, the pope traveled extensively, visiting over 100 countries, more than any of his predecessors. D) Even in 1992 as he was diagnosed with Parkinson disease, he continued with his travels. E) He maintained an impressive physical condition throughout the 1980s.
现在请填写第30题答案。（填一个大写字母即可）