Do the mcq and give one line explanation

____ 41. ____ often involves adoption of new machinery and elimination of management layers.

1. Engineering c. Supermanaging
2. Reengineering d. Supervising

____ 42. The most important metric in the airline industry is ____, which is how much it costs to fly a passenger one mile of the journey.

1. cost per available seat-mile (CASM) c. cost per mile (CM)
2. cost per available seat (CAS) d. cost per seat (CS)

____ 43. 99 Cents Only Stores does better than its competitors in every measure important in the retail industry: sales per square foot and ____.

1. ROI c. GNP
2. net profit margin on revenue d. sales per employee

____ 44. Facsimile, or ____, is the transmission and reception of images over telephone lines.

1. fax c. scan
2. telex d. phonetext