The Theory of Moral Development is a theory that would make people understand that morality is starting from early childhood years that can be influenced by different factors. There are 3 stages on this theory namely the pre conventional, conventional and post conventional. In the situation Donny is in the 2. Conventional stage as it is the good boy or girl stage for school age and effort is done for approval and maintaining friendly relationship to the other people.
Explanation:
The Fairy Godmother......
The main big one would be disease and infections. Trench fever, trench foot and trench mouth were common diseases people got when involved in trench warfare. Trench foot happens when the feet are exposed for long periods of time to cold water and mud. Trench fever is caused when body ice transfers from one place to another. Overcrowding conditions make this prone to happen. It causes headaches, sore muscles, skin lesions on the chest and backs as well as fever.
I hope this helps :)