How could we evaluate the efficiency of a computing solution designed for a specific country?

A. we could see if there is desire for that computing solution in that country
B. we could see if the computing solution is necessary
C. we could see if the computing solution would make life easier for residents of that country
D. we could see if the computing solution works well withing that country's existing system

E. we could assess the cost-effectiveness of implementing the computing solution in that country

F. we could measure the impact of the computing solution on productivity and efficiency in that country
G. we could conduct user testing and gather feedback from residents of that country on the usability and effectiveness of the computing solution
H. we could compare the computing solution to similar solutions that are already in use in that country
I. we could analyze data on the performance and success rate of the computing solution in that country compared to other countries.