International calling has become much more precise, reliable, and less expensive due to the use of fiber-optic cables spanning the oceans.
Correct Answer:
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Q1: 7-digit dialing is used for most international
Q3: When a second person calls during a
Q4: If you receive a signal that a
Q5: To avoid the problem of having a
Q6: Distinctive ringing is most likely to be
Q7: Call forwarding can be used in all
Q8: In three-way calling, the person who initiated
Q9: Speed dial is a very popular feature
Q10: All of the following are advantages of
Q11: Call _ is to prevent certain types
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