What type of rhetoric is the teacher using ?

I am pretty sure it may be patho.

Since Pathos accesses the emotions and deeply held beliefs of the audience to draw them into the subject matter. Pathos often makes audiences feel like they have a personal stake in the information being provided and is often the catalyst that drives them into action.

Pathos appeals to:

Emotions and feelings

Biases and prejudices

Senses

Motivations

the civil rights act was passed on april 9, 1866 by a republican dominated congress. it was passed over president johnson's veto, in an effort to push back against discrimination of african americans.

i think the answer is second