Particles in amorphous solids were arranged in a noncrystalline manner with no long-range order.
Paga ,bailo,juge are the answers
I believe that it would be B (reloj) since it is talking about how there is a window, a door and then a clock in a classroom.
It is also giving you the masculine singular form indicating that it can only be reloj.
Graciosa because it ends in an a which refers to a female