Answer:
1) authors Tone
2) You
3)contractions,Sources,Contractions
4) emotional
Step-by-step explanation:
1) the authors tone is able to change how a story or text goes and can change the purpose or meaning of things
2)to refer to another person you use pronouns as you, yours and your
3)contractions are usually used in informal forms of writing
4) informal tone is more free style where you can use slang words therefore it’s emotional, if your feeling angry you are able to use words to describe that emotion