Which two sentences demonstrate an informal tone?

a. elizabeth and her sister didn’t go to the store yesterday.
b. the expressions of the region are important to study.
c. i wanna hang out with you later this afternoon.
d. i do not believe that they anticipated her criticism.

A,C

Explanation:

A: A has contraction within it which further enhances my point to depict to be a informal tone further informal structure have slang, contraction or else and in this case the subject has contraction

C: C has to be informal as it has the phrase "wanna hang" which further suggest it is informal and of course just by looking we can infer.

The answer to this is clearly A,C

step-by-step explanation:

hello!

(x,y)=(150,300)

300 adult tickers were sold!

good luck!