Communication may break down as a result of many communication barriers that may be attributed to the sender or receiver. Therefore, effective communication requires familiarity with the barriers. Choosing the right channel for communication is also important, because choosing the wrong medium undermines the message.
Answer:
B The president
Explanation:
it's in the name Excutive branch the president you know stuuf.
Answer: Imperialism
Explanation: European expansion into the western world was the biggest factor in them becoming involved into world war I.
Answer: Made slavery illegal
Explanation: Good luck! :D
