139.An agreement is ____ as a result of the process of offer and acceptance.
A.included
B.had
C.resulted
D.reached
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140.Any information you may give us will be treated strictly____.
A.secret
B.for secret
C.confident
D.in confidence
141.Warranty clause is suitable to certain products such as ____ .
A.native produce
B.mushrooms
C.canned food
D.machines
142.This Agreement may be ____ six months before its expiry.
A.expanded
B.renewed
C.postponed
D.prolonged
143.Documentary credit seeks ____ from the bank.
A.guarantee
B.insurance
C.no guarantee
D.no protection