Timothy is writing a persuasive essay. He writes a main claim, and takes some notes.

Main claim: children should begin taking a foreign language in elementary school.
Note 1: learning a foreign language gets more difficult as a person gets older.
Note 2: knowing a foreign language is more important than ever because of increasing globalization.
Note 3: there are statistics about how long it takes to become fluent in a language
Note 4: research shows that learning a foreign language helps students in other subjects.
Which note should Timothy label as evidence.
A. Note 4
B. Note 1
C. Note 2
D. Note 3

The note that Timothy should label as evidence is Note 4: research shows that learning a foreign language helps students in other subjects.