The terrorists wanted to scare the Americans, therefore they crashed and hacked the planes, attempting to show their power and significance.
Answer:
The first one would be (D) and the second one would be (D). Please let me know if I'm right.
Answer:
the answer is C: costal erosion : )
Explanation:
It was first proposed in the mid 1850s by doctor Ignaz Semmelweis who believed it would reduce mortality rates. It became a widespread thing around 1900 when everyone started doing it because they realized how important decontamination was.