A Guanacasco is a brotherly fellowship, so I believe that is D. Hope this helps you!
El camino Inca because the sentences says the indigenous cultural route (la ruta indigena cultural) is a road that the ancient indians "los incas" occupy to move from one to one place to another.
El aluminio es un papel de color plateado, no puede ser metido al microondas.
It’s duermo. Hope it helps