Which Individual Would Most Likely Be Able to Learn a Second

Multiple Choice

Which individual would most likely be able to learn a second language more easily than the others?

A) 27-year-old Zeke speaks Italian and is trying to learn Spanish.
B) 14-year-old Carlos is trying to learn English and has only spoken Spanish until now.
C) 9-year-old Chantelle speaks French and needs to learn Japanese because her family is moving to Japan.
D) 5-year-old Luca speaks English and is trying to learn German.