"Theme for English B" Assessment What is the impact of the speaker's use of the word "true" in different stanzas of the poem?

What is the impact of the speaker's use of the word "true" in different stanzas of the poem?

In poetry, tone is the speaker's emotional attitude toward the subject matter. At the beginning of "Theme for English B," the speaker uses an uncertain, questioning tone to describe the teacher's assignment to write a page about himself, asking if he can really produce something "true" since he's so different from the other students