Read the following passage:
A piano teacher is loved by all his students. One day at a
concert featuring Chopin's music, he is reminded of how
he missed his chance at greatness by not working hard
enough, so he resolves to enforce greater discipline on his
students, even if it makes them hate him. Later in life, one
of his students – who has become a famous musician -
thanks him.
How does the story's structure most clearly affect the author's message?
O
A. It uses problem and solution to show that all problems have easy
solutions.
O
B. It uses chronological order to indicate the steps to true success.
O
C. It uses compare and contrast to show that some students thrived
because of the change.
O
D. It uses cause and effect to show that some risks are worth taking.

Ineed . read the passage, and choose the two (2) inferences that are most firmly based on the given information. although lie detector tests are based on a sound principle, they are not alwaysaccurate. the test is based on the fact that people become emotionally “stirred up”when they lie. the lie detector can sense physical changes that accompany suchemotional responses. but an innocent person may react emotionally to a keyquestion.thus, he or she appears to be lying when actually telling the truth. and criminals who lie often may feel no guilt about anything. they can therefore tell huge lies without showing the slightest emotional ripple on the lie detector. without an emotional response, there are no physical responses to detect. 1. criminals never feel any guilt about their crimes. 2. lie detector tests are not foolproof. 3. anyone can easily fool the lie-detector machine. 4. an emotional response by an innocent person