50. What does Matous think of the various psychological methods borrowed from other fields for strengthening relationships?
A) They must be used in combination for an entire collective.
B) They prioritise some psychological aspects over others.
C) They place too much stress on individual relationships.
D) They have to be applied cautiously to be effective.
（本题出自2023年6月四级真题卷三）
答案&解析：
50.D)
【精析】细节辨认题。定位句指出马图斯博士的观点：在谨慎的情况下，很多相关的优化团队及组织的方法可以借鉴其他领域，故答案为D)。
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