I would only travel .5 miles and make my slaves do the rest
Answer:
discipline both at home and in the militar y was paramount to rome's successes
Answer:
Khalifa Umar ibn Al-Khattab created the Hijiri calendar.
Hm, this is not an easy question.
Generally the best way to prevent a nuclear disaster is not to have any weapons, so A would be a good option. But in the modern world, complete destruction of all weapons is not feasible, and people believe that since US and Russia limited their number of weapons, this is no longer such a big concern (option D, which is I think the best. Personally, however I faviour A as a solution to the problem of nuclear weapons).