Answer:
C. la arquitectura.
Explanation:
Honestly just makes the most sense, because no one would think a backpack or taxi, or bus is really cool historically. Architecture usually is the most interesting historically.
the answer is: Esos libros son buenos.
answer was estos..................................
1. B - Es la una
2. D - A las nueve
3. C - ¿Qué hora es?
4. D - aprender
