Mucho chocolate because it means alot of
(1) En Costa Rica Habla español.
(2) En las librerías Hay libros y revistas.
(3) En los restaurantes venden comida.
(4) En los consultorios Hay medicinas.
(5) En el campo trabaja muy bien.
(6) En el mar puede nadar y pescar.
Both B and C are wrong grammatically because estoy and soy are conjugated for the first person when it is second person. Both A and D are correct gramatically, A would be stating that you are boring, since Ser describes adjectives and other permanent things, D stating that you are bored, estar describes feelings. A would make the most sense, so A would be the correct answer in the context of the rest of the question.
