What three questions must all economic systems answer?

Which one of the following is a trick used in spanish to identify the right hand? touch the tips of your index fingers with the tips of your thumbs. the hand that forms a lowercase b is your mano derecha. touch the tips of your index fingers with the tips of your thumbs. the hand that forms a lowercase d is your mano izquierda. touch the tips of your index fingers with the tips of your thumbs. the hand that forms a lowercase d is your mano derecha.

—¿viste el concurso de en la televisión? —no. ¿quién salió reina?

Which verb form correctly completes this sentence? anteayer, yo 10.000 pesos del cajero automático. sacaste saqué sacó sacaron