【单选题】Suppose the United States eliminates its tariff on ball bearings used in producing exports. Ball bearing prices in the United States would be expected to
A.
increase, and the foreign demand for U.S. exports would increase.
B.
decrease, and the foreign demand for U.S. exports would increase.
C.
increase, and the foreign demand for U.S. exports would decrease.
D.
decrease, and the foreign demand for U.S. exports would decrease.
E.
decrease, and the foreign demand would be unchanged.
【单选题】You are running parallel to the coast and estimate that the current is against you.In plotting a running fix using bearings from the same object on the coast,the greatest safety margin from inshore da...
A.
Minimum speed estimate
B.
Maximum speed estimate
C.
Average speed estimate
D.
A running fix should not be used under these conditions