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.
Answer for the first one: Cepillo mis dientes en la mañana.
Second one: Me peino con mi cepillo.
Third one : Decido si usaré una camisa roja o azúl.
Hope this helps .
Explanation:
It is a. Esta because you are saying it is there.
