Why is carteles a correct plural spelling?

Question

A. because the noun is feminine
B. because the noun is masculine
C. because the singular form ends in a vowel
D. because the singular form ends in a consonant

Answer 1

C. because the singular form ends in a vowel

In Spanish, when a noun ends in a vowel (like "cartel"), the plural is typically formed by adding an "s." Therefore, "carteles" is the correct plural form.