Well, we discovered that we needed to upgrade security so that potential criminals weren't coming into our country, and so potentially harmful substances weren't being brought onto our planes. That meant literally anything that could become a bomb, start a fire, stab someone etc. As for Pearl Harbour, I think that had more of an affect on how we thought our military and defence system was working.
Answer:
The correct answers are:
1-Agrarian: A society based around agriculture rather than industry
2-Aristocracy:People of the highest social class or nobility
3-Demographics:Characteristics of population, size,density and distribution.
4-Propietary: An arrangement where private owners are given rights normally reserved for states
Answer:In 1901, the first peanut butter and jelly sandwich recipe appeared in the Boston Cooking School Magazine of Culinary Science and Domestic Economics written by Julia Davis Chandler. She said to use currant or crab-apple jelly and called the combination delicious and as far as she knew, original.
Explanation:
read
B. That is the key objective.
D is your answer, trust me I'm right