B sounds like the best possible answer since there is no need for citizens to have tanks and such.
Any time a president dies in office, the future is uncertain. Nobody knows what his successor will do. In Lincoln's case, the future of slavery was in question, as well as the handling of the postwar confederacy
<span>During the Golden Age of Athens, a tribute was a tax paid to
the empire. There was also the tax paid by allies to Athens for getting
protection and other facilities. The period of 5th century BCE was
considered the Golden Age of Athens due to the cultural achievements during this
period. Numerous scholars were also born in Athens during this time. Minting of
Athenian coins was one of the great achievements during this period. Athens
received tributes from the states at regular intervals during this era.</span>