A.mobility
B.shortage
C.volatility
D.regularity
Mobility is possible in accumulating working experience in that ______.
A.America can provide countless jobs
B.the young businessman carries on the early pioneer's way of life
C.learning of a job does not take too much time
D.it is quite easy for young people to get a job
There isn’t a stereotyped businessman because
A.businessmen represent a cross section of society.
B.businessmen are not ordinary people.
C.businessmen are people with strong personality.
D.there is considerable mobility in the vocation.
The hot spot theory may' prove useful in explaining ______.
A.the structure of the African plates
B.the revival of dead volcanoes
C.the mobility of the continents
D.the formation of new oceans