フリー問題

問題文

Two more points about timings are in doubt. The first is which of the two things a working timetable needs has to stand before any plan can be set going at all, and which has to stand before the engine itself can be arranged. The second is which family of work can be set going side by side on one machine. Which pairing holds?

選択肢

1. Of the two things a working timetable needs the serving need has to stand before the engine itself can be arranged while the granting need has to stand before any plan can be set going at all, and of the two sorts of work the sharing sort can be set going side by side on one machine while the claiming sort has the piece of work ended because the machine is too busy for anything else.
2. Of the two things a working timetable needs the serving need has to stand before the engine itself can be arranged while the granting need has to stand before any plan can be set going at all, and of the two sorts of work the claiming sort can be set going side by side on one machine while the sharing sort has the piece of work ended because the machine is too busy for anything else.
3. Of the two things a working timetable needs the granting need has to stand before the engine itself can be arranged while the serving need has to stand before any plan can be set going at all, and of the two sorts of work the claiming sort can be set going side by side on one machine while the sharing sort has the piece of work ended because the machine is too busy for anything else.
4. Of the two things a working timetable needs the granting need has to stand before the engine itself can be arranged while the serving need has to stand before any plan can be set going at all, and of the two sorts of work the sharing sort can be set going side by side on one machine while the claiming sort has the piece of work ended because the machine is too busy for anything else.