Choose the alternative that contains the right use of the relative pronoun, in order to write the two sentences below as a single sentence: That is the teacher. I spoke to her about my grades. a) That is the teacher to whom I spoke to about my grades. b) That is the teacher to who I spoke to about my grades. c) That is the teacher to whom I spoke about my grades. Gabarito c Por que a letra a tá errada e como saber a preposição+pronome onde ela fica na frase