Y Mateo? (ir a su casa / dormir)

The teacher didn't explain this at all and i don't understand this

These are the questions and answers select the best translation for the following term or phrase. what did i do? ¿qué hice? select the best translation for the following term or phrase. i take one piece of wood. tomo un trozo de madera. fill in the blank according to the story. en la mesa hay varios trozos de madera

Which of the following is the first-person singular (yo) form of the verb "to think" in present tense? a. pienso b. penso c. piensa d. pensamos