Which of the following sentences uses the word "assumption" correctly? the assumption kelly was working on ended when school began and she had to spend more time studying based on the assumption all girls liked him, niles felt sure heidi would say yes when he asked her out. aidan was afraid the assumption of the exam would be too difficult and that he would fail the class. a friendly assumption makes it easier to get to know other people in new situations.

answer: c

explanation:

recent brain research has shown some surprising benefits as a result of formal musical training. learning to play a musical instrument appears to develop parts of the brain that can even influence academic results. the studies indicate that the earlier a child begins training, the more benefits there are. one such study showed that children who began musical studies before the age of seven had a more developed brain in the region where language production and auditory processing take place. scientists believe there is mounting evidence to show that early musical training can improve brain function.

explanation: