In spanish, how do you say "there are some backpacks under the table." ?

a) hay un mochilas debajo del mesa

b) es una mochila debajo de la mesa.

c) hay unas mochila detrás de la mesa.

d) hay unas mochilas debajo de la mesa.

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