<span>The purpose of a character foil is to offer a contrast to another character, usually the protagonist. This, thereby, helps deepen the foiled character's personality, since he has something to battle against, to essentially fight for his values and/or methods. Basically, it heightens the characterization of the other character. </span>
Answer:
Mood in a poem is the tone that the poem is written.
A mood is a literary element that stirs up certain feelings in its readers because of its contents.
The mood of a poem can either be sorrowful, happy, angry expectant, despondent, etc.
There are different types of poems such as ode, ballad, elegy, etc and they usually have typical moods.