The narrator used the word "I" meaning it's in 1st person & that the current story is being told by someone that it directly affects. For example, "I am typing an answer right now,".
Answer: her face lights up
Option B
Answer:
It represents warmth during the cold winter months.
Explanation:
C. The de acidification process preserves pages by neutralizing acid with magnesium oxide, raising the pH level of the paper, and minimizing the alkaline reserve.