Context: The astronauts did n't get paid extra for being astronauts -- they just got the salary that any other military officer of their rank got . Though space flight was temporary duty , which was paid per diem . The rate at that time was $ 25 per day , which would have been $ 275 for the 11-day mission . But since meals were furnished , that was deducted .

Question: What salary did the astronauts get ?
Options:
0. None of the above choices .
1. They got bonuses added to their paychecks .
2. They got paid less money for the privilege .
3. They got paid twenty percent more than similarly ranked officers .
Answer: 0