Answer:
hi its c just kidding i just want points
Explanation:
yes
Answer:
The third sentence uses punctuation correctly.
Explanation:
You need a coma after you state a date, and a coma in between two adjectives that are back to back.
Answer:
B. Lowell's study of mars eventually led to the discovery of pluto, which was later downgraded to a dwarf planet.
Explanation: