Which two product descriptions use impressionistic words? The sound frequency of a 1950 vintage woofer is low and soft.
The sound frequency of a 1989 special tweeter reaches up to 20,000 Hz.
The sound frequency of a 1995 modern woofer can reach up to 500 Hz.
The sound frequency of a 2005 novel tweeter is high and shrill.
The sound frequency of a 2015 special subwoofer is below 30 Hz.

a.) it provides a clue to solve the mystery.

what play?

explanation:

innocence can be defined as the lack of sin, relating it with the lack of guilt, also it can be a synonime of naivety. most people agree that sins are made out of experiences, intentionally or not, as well as you stop being naive once certain things happen to you throughout your life. so, with this explained, the chosen answers are:

when the boy saw the effects of war, he no longer viewed life as innocent.

the loss of innocence is a result of gaining experience and making mistakes.

one way to define innocence is as a lack of worldly experience or sophistication.