What's the difference between the spanish infinitives (to be) ser and estar?

9. choose the answer that best completes the sentence. los (escuchar) la música rap. (2 points) a: escucháis b: escuchan c: escuchamos d: escucha

In the diagram, which must be true for point d to be anorthocenter? o be, cf, and ag are angle bisectors. be 1 ac, ag 1 bc, and cf 1 ab. be bisects ac, cf bisects ab, and ag bisects bc. be is a perpendicular bisector of ac, cf is aperpendicular bisector of ab, and ag is a perpendicularbisector of bc.

How would i answer ¿qué haces en tu tiempo libre?