Question

1. select the plural of the following noun and its article: el cuaderno. los cuadernos las cuadernos los cuaderno el cuadernos

Explanation:

In Spanish, the masculine singular article "el" becomes "los" in the plural, and the noun "cuaderno" (masculine - ending in -o) adds -s to form the plural "cuadernos".

Answer:

los cuadernos (but this option is not exactly as presented in the choices; the closest correct - like option from the given ones should be the first one "los cuadernos" assuming it's a typo in the original where it has an extra 'a' in "cuadernoa")