I just need answers asap

Your parents want to buy house in another country so the family can spend the summer there. they like to look at a variety of choices, from tall buildings to small detached houses, two ranches. they prefer a vibrant big city. espaba guinea ecarorial argentina costa rica

Which of the following tú commands is irregular ?

How do i answer this? btw the girls name is ana ¿cómo se llama la muchacha?