Answer:
The curtain wall was usually built to a considerable height and was fronted by a ditch or moat to make assault more difficult. Walls were topped with battlements crenellated with merlons to protect the defenders and embrasures which allowed them to shoot from behind cover.
Explanation:
<h2>MARK ME AS A BRAINLIST </h2>
Border ruffians contributed to the "bleeding Kansas" problem by actively terrorizing citizens of the free state. The Border ruffians came from the slave state of Missouri and in an attempt to change attitudes through force, they would actively terrorize opponents to their pro-slavery stance. The "bleeding Kansas" problem occurred as is was decided around the time of 1950 that the settlers themselves would choose whether Kansas was a free or slave state. This resulted in a flood of people from both sides rushing to settle Kansas in order to gain another state that aligned with their particular values. The period lasted until about 1959-60 and animosity persisted through the civil war.
I would go with C.
Hope that this helps you..
<span>Japanese rulers had internal problems due to the nature that the majority of them were influenced by those outside the position such as advisers often for their own gain. Political intrigue by rival families that lead their own armies like Tokugawa Ieyasu also caused internal strife.</span>
They started internment camps after the bombing of Pearl Harbor