单选题All towing vessels of 26 feet or longer while navigating are required to carry which item? （）AAt least two lifeboatsBA radiotelephoneCA radio direction finderDNone of the above
单选题
All towing vessels of 26 feet or longer while navigating are required to carry which item? （）
A
At least two lifeboats
B
A radiotelephone
C
A radio direction finder
D
None of the above
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