Question: _____ involves more risk but is cheaper than other changeover methods; while _____ is the most expensive changeover method and _______ is somewhere in between.
_____ involves more risk but is cheaper than other changeover methods; while _____ is the most expensive changeover method and _______ is somewhere in between.
a. Direct cutover; pilot operation; phased cutover
b. None of these are correct
c. Pilot operation; parallel cutover; direct cutover
d. Direct cutover; parallel cutover; phased cutover
e. Parallel cutover; phased operation; pilot operation
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