Answer:
B. Lowell's study of mars eventually led to the discovery of pluto, which was later downgraded to a dwarf planet.
Explanation:
Answer:
C
Explanation:
The commas in this sentence r used for 2 reasons.
1. "Unless I'm mistaken" is a clause, so u "pause" after it with a comma
2. Always put commas in between descriptive words.. of the same subject
;)
C......-----/............. is c
im here for the points but its still right
Explanation:
c
