6.62074139421 should be exact (calculator).
<span />
C) The deacidification process preserves pages by neutralizing acid with magnesium oxide, raising the pH level of the paper, and minimizing the alkaline reserve.
Please mark my answer brainliest, thank you and have a nice day.
Using context clues in a paper given about ruling and different countries.
Hope this helped! Good luck :)
I would say A - The sentences are too choppy.
