A.The longer the horizon, the better the management's ability to take advantage of special circumstances.

B.The longer the horizon, the better management's ability to avoid future problems

C.The longer the horizon, the greater the "visibility"

D.All of these

A.All of the above

B.a suitable work center is idle

C.setup time is low compared to run time

D.it is possible for an operator to run more than one machine at a time

A.Batch sampling

B.Statistical sampling

C.Acceptance sampling

D.Analytical sampling

A.Trading

B.Goods Flow

C.Physical supply

D.Distribution

A.Not so high

B.Both of these

C.None of these

D.Concerned with general market and production requirements