Final answer:
In the musical 'Newsies,' Jack expresses approval and support for the situation involving Miss Medda Larkin bringing someone's daughter to their office.
Step-by-step explanation:
In the musical 'Newsies,' the character of Miss Medda Larkin brings someone's daughter to her office to show support for the Newsboys' strike. Among the options given, the character who expresses approval and support for this situation is Jack. Jack is one of the main characters in the musical and leads the Newsboys in their fight for fair treatment.