单选题The ARPA may swap targets when automatically tracking if two targets（）.Aare tracked on reciprocal bearingsBare tracked at the same rangeCare tracked on the same bearingDpass close together
单选题
The ARPA may swap targets when automatically tracking if two targets（）.
A
are tracked on reciprocal bearings
B
are tracked at the same range
C
are tracked on the same bearing
D
pass close together
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