in the later middle ages, religious books were created for the private devotions of the laity. they were based on readers used by the monks. these books contained prayers to be read at specific times during the day and were popularly known as

Books of Hours

Explanation:

The book of hours is a Christian book which was popular in the Middle Age.It is also called Liturgy of the Hours.  Book of Hours included an official set of prayers for hours of each day to be used by common people. It formed the basis of official public prayer of the church.These books had also some paintings.  

people are gonna need the passage.

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.