Answer:
Marx encabeza el Manifiesto Comunista con una tesis tajante: el motor de la historia es la lucha de clase. Y lo hace porque esta es la tesis fundamental del marxismo, la que le da su carácter revolucionario y ordena y jerarquiza todos su cuerpo teório
Explanation:
Their thoughts can't be hundred percent sure without the diaries but they had thoughts on how much hardship they would have to go through the trip across mountains and rocky paths, they also had to survive with minimal resources, so their thoughts on this was probably brave and rough trip, they had no clue if they were gonna survive or what was gonna happen, they territory was unknown.
A topic for an astronomy paper can be the life cycle of a star.
