Explain more so that we know what the answer is
It is true that <span>El botones sube las maletas.
In Spanish, botones doesn't only mean buttons, it has another meaning - bellboy.
So, it is true that A bellboy takes the luggage upstairs. </span>
Estas, as if you conjugate it, its
yo estoy
tú estás
él está
nosotros estamos
vosotros estais
ellos están
The correct answer would be : C. estudiosa
I hope that this helps you !