Select the correct conjugation of the verb preferir. yo ir de compras mañana.

My spanish teacher said this to me.. look at the ending on your verb. you need to make it agree with "yo" this is my sentence- sí yo estudiar español en la escuela how do i make it agree with "yo"

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

Last one for it’s in english but it’s kinda tricky! i’m not sure if it’s b, so can someone . i’ll make brainliest