In literature, an author's tone can be revealed by how the writer uses language the setting the plot what a character looks like

how the writer uses language.

An author's tone can be revealed by the way he uses language in the text. For example, an author might use a lot of light-hearted, cheerful words if he wants to convey a happy tone, and viceversa. The tone can also be revealed in the punctuation. For example, if an author wants to express a tone of anxiety and confusion, he might use punctuation sparsely, and in an erratic way.

how the writer uses language.

An author's tone can be revealed by the way he uses language in the text. For example, an author might use a lot of light-hearted, cheerful words if he wants to convey a happy tone, and viceversa. The tone can also be revealed in the punctuation. For example, if an author wants to express a tone of anxiety and confusion, he might use punctuation sparsely, and in an erratic way.

is it multiple

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.