The answer is C. If the reader uses “I” he’s specking about himself.
Face the music means to face the troubles the world brings. To face a disagreement or something unpleasant.
Answer:
"Without innovations in food production, the factories could not have grown so quickly. The trend quickened after 1860 and continued throughout the 21st century as well."
Explanation:
Because in the previous sentence it already stated the same thing. (PS I probably got this wrong)