Can someone help me with this ?

Asap will give brainiest which vowel by itself also means or in spanish? a i o u

What is the correct way to say "my knees hurt"in spanisha. me duelen las munecasb. me duelen mis rodillasc. me duelen mi espaldad. me duelen las rodillas

Fill the blank with a la, a los, a las, or al. los alumnos .