I’m pretty sure its 21 cause 9+10 is 21
Answer:
2nd One
Explanation:
Because it doesn't has any unnecessary commas.
An ellipsis (plural: ellipses) is a punctuation mark consisting of three dots. Use an ellipsis when omitting a word, phrase, line, paragraph, or more from a quoted passage. Ellipses save space or remove material that is less relevant. ... Although ellipses are used in many ways, the three-dot method is the simplest.