Answer:
Fuera
Fuera means left (gone away...) not left (meaning your left hand or direction...).
Before Antonio had left, his mother had called him.
Translated by Mimiwhatsup: Marta and Juanita always answer all of Teacher Fernando's Questions in the history class. They are intelligent.
B. Inteligentes
Juan y Katalina <em>jugarán</em> en el partido mañana.
Im thinking it could be c (lea)