Question

Todd is a very good student, isn't ___?

Answer 1

$\huge\sf\underline{♡Answer♡}$

Well, This is an example of a tag question.

 To fill in the correct option one needs to observe the tense of the verb, the kind of verb, the sentence being negative or affirmative, and accordingly, the pronoun requires to be changed.

The Right Answer Is "He"