It's 3. All the other answers are opinons and not provable by fact.
Answer:
Periodical
Explanation:
Definition of a Periodical: A newspaper or magazine published at regular intervals.
Answer:
probably Mandelbaum survived the Holocaust, but many of
his family members were killed.
Answer:
A.Yes, because he is offering gifts that she would like to have
Explanation:
if not yell at me
A. is the most sensible answer tbh, the librarian is inside a library she/he wouldn't really pay attention to kids. Books on gender roles may be in there a bit but not completely since it won't really talk about what you're trying to search for. Articles on phycology definitely isn't going to helped learn about children on the playground.