Answer:
Maybe consider changing it to "I never should've changes my braces to the color orange."
Explanation:
It sounds a little bit better.
If a question starts with 'which' there usually are multiple choices.
B; this revision corrects the run on sentence. The full stop achieves this by it's placement between the two ideas of "not believing how many cat videos there are" and how "someone sends a new one everyday".<span />