单选题It may be found that，in certain circumstances，radar beacon emissions can cause（）with the normal radar display，particularly at close range.Aunwanted interferenceBunexpected figuresCabnormal dataDunwanted information
单选题
It may be found that，in certain circumstances，radar beacon emissions can cause（）with the normal radar display，particularly at close range.
A
unwanted interference
B
unexpected figures
C
abnormal data
D
unwanted information
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