Which option bestrevises the paragraph to convey the same meaning while maintaining a formal tone throughout?
Long before the refrigerator was invented people prevented food from
spoiling by drying it with the sun's heat. This process enabled food to
be stored and consumed during the cold winter months when food
was scarce. A bunch of years later, people figured out how to put food
in cans, and that meant that it would be good to eat for even longer
A. Long before the refrigerator was invented, people prevented food
from spoiling by drying it with the sur's heat. This process enabled
food to be stored and consumed during the cold winter months
when food was scarce. Several years transpired before people
pioneered the concept of canning food, which decreased the
number of deaths due to food poisoning,
O B. Way back when people didn't understand about using refrigerators
to keep food cold, they put food out in the sun for a while to dry it
This process enabled food to be stored and consumed during the
cold winter months when food was scarce. The drying process
helped food be stored for eating during the winter when people
couldn't go out and hunt for their meals
C. Long before the refrigerator was invented people prevented food
from spoiling by drying it with the sun's heat. This process enabled
food to be stored and consumed during the cold winter months
when food was scarce. Many years later, the process of canning
significantly lengthened the time food remained edible.
D. Long before the refrigerator was invented, people prevented food
from spoiling by drying it with the sun's heat. Once food was dried
out like this it would last for a while and you could even eat
something in the winter that you had found way back in the
summer. Then, a bunch of years later, people figured out how to
put food in cans to keep it good.

Plz help