If #3 shows up like this in your text, then it's correct, yes.
3: Several students -- twenty in all -- auditioned for the lead.
There's a big difference between how hyphens (-) are used and how dashes (--) are used. https://www.ef.edu/english-resources/english-grammar/hyphens-and-dashes/
#1 is definitely incorrect, as you have chosen.
#2 could be correct if there were a space between "children" and the opening parenthesis. However, I believe dashes would be better used there than parentheses. I agree with you that this is incorrect, but be sure to double-check your text and this: http://www.thepunctuationguide.com/em-dash.html
Choose incorrect if the sentence is punctuated incorrectly. Choose correct if it is punctuated correctly.
1: I ran into a door [see the bump on head]? Incorrect***
2: Several children(that is, five) came with chicken pox. Incorrect***
3:Several students-twenty in all-auditioned for the lead. Correct***
Are these correct?
4 answers
Thank you, for your help!
Which one of the following sentences is punctuated incorrectly?
One of my favorite songs is "Here Comes the Sun" by the Beatles.
Dr. Seuss's book "The Cat in the Hat" is still popular with many children.
Lemony Snicket wrote the book The Bad Beginnings.
I just subscribed to Vogue magazine
One of my favorite songs is "Here Comes the Sun" by the Beatles.
Dr. Seuss's book "The Cat in the Hat" is still popular with many children.
Lemony Snicket wrote the book The Bad Beginnings.
I just subscribed to Vogue magazine
Public service ads often urge people to be more careful or more responsible.