Assume that there are 12 frequencies (f1-f12) in the hopping frequency set. What defa
A.0, 1, 2, 3, 4, 5, and 6
B.1, 2, 3, 4, 5, 6, and 7
C.0, 2, 4, 6, 8, 10, and 1
D.1, 3, 5, 7, 9, 11, and 0
E.0, 3, 6, 9, 1, 4, and 7
A.0, 1, 2, 3, 4, 5, and 6
B.1, 2, 3, 4, 5, 6, and 7
C.0, 2, 4, 6, 8, 10, and 1
D.1, 3, 5, 7, 9, 11, and 0
E.0, 3, 6, 9, 1, 4, and 7
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If a rock formation is stratified, we may assume that it ______.
A.is the result of volcanic action
B.is crystalline in structure
C.was built up over a period of years
D.is metamorphic
A.reduce
B.assume
C.resist
D.appoint
A.make war
B.communicate
C.settle clown
D.explore
It is natural for Middle Easterners to assume that______.
A.their real enemies are the Western countries
B.no countries can save them but their own
C.it is up to their leaders, not the ordinary people, to make decisions
D.other countries should come to their help in times of urgency
A.Readers will read all of 1t.
B.Readers will have similar technical levels.
C.Readers will use the manual mostly as a reference.