They couldn’t do much because of the colonies, they where pack with tight shifts if they where to do much it could destroy there complex interdependence between old and earth and the new works of the frontier so they had to choose one thing
C. It furthers physicists understanding of the universe
The process of interpreting the unspoken message in a person's words is called making an assumption
Lack of jobs, lack of resources, lack of support, lack of education, no family....
I am pretty sure it’s D, since they were “merely asked”.