In a broadcasting studio, a 1000 kHz carrier is modulated by an audio signal of frequency range of 100 - 5000 Hz. The maximum and minimum frequencies of upper side band (USB) are (in kHz) respectively
999.9 and 995
1000 and 999.9
1005 and 995
1005 and 1001
A
1005 and 995
B
999.9 and 995
C
1005 and 1001
D
1000 and 999.9
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