Answer:
al
Explanation:
los alumnos van al correo
the students go to the mail
Would be B, are you not going to shower
I'm not sure of the vocab you're supposed to use, but I think it's: Manuel Carmen, estoy (I am) muy contento por ellos, pero eso (that) es algo enfermo y no puedo ir.
Hope that helps and is somewhat correct!
60 degrees plus 30 degrees equals:
90 degrees