I believe it is D. Just from context
Why do humans waste time? We all do it. We put off tasks we see as boring or procrastinate to avoid having to complete a task. We waste time by over thinking about situations when they require a split second decision. But is this really wasting time? Some situations require a little over thinking so could it be deemed un-nescassary to ponder over other options. You could save money, time and effort by just wondering about a simple 'what if?'. This brings up the question - is wasting time really a waste?
Answer: furlough
Explanation: A furlough is something they use in the military, basically time off.
Answer:
the fall of the Spanish Empire
Explanation:
The Napoleonic Wars which had to do with the armed conflict against Napoleon Bonaporte in the early 19th century.
This conflict was mainly between Denmark and Sweden
One of the consequence of the Napoleonic Wars was the fall of the Spanish Empire