Hey there!
The American Sport that isn't also popular sport in Colombia would be

(not soccer)
~
B. Que te gusta mas? is your answer
because it means what do you like the most .
Answer:
Every morning Carlos and his brother goes to school while his parents go to work. Their mom works in an office and dad works at the school as a teacher. After school Carlos goes to the gym and he goes swimming. Not only does he like swimming but also playing basketball. He also studies a lot at the library.
La respuesta correcta es (Corto)