Which text uses the word disinterested in its traditional sense?
A. As an experienced teacher of American history, Mr. Larsen believes that playing history-based trivia games will revive even the most disinterested of students.
B. As a teacher of American history, Mr. Larsen tries to remain disinterested when discussing controversial issues, giving equal attention and consideration to each major viewpoint.
Select the correct answer from the given choices and respond with the letter of the chosen option.

B