I assume you mean what challenges after they gained independence. They had many internal conflicts. This included fighting about religion. There were also natural disasters. There was the problem of transitioning directly from a dictatorship to a democracy.
The best option from the list would be "<span>B. The way of the warrior required devotion to duty and absolute bravery and loyalty", since this term is a modern way to describe ancient samurai values. </span>
The siege of Vicksburg in 1863.
Hope this helps! Xo
If gender is an answer choice then it should be the correct answer.. Hope it helps