Which theme best describes the two passages

Which of the following is an example of a periodical?

Adebate on free education must be included in the private school

Which sentence contains a punctuation error? a. have you met my great-aunt marie raines? b. my mother wrote three children's books about the family farm. c. my sister's mother in law lives with them, and everyone gets along fine. d. another hurricane is brewing in the mid-atlantic.