What conditions will increase a nation's Human Development Index? Check all that apply.
A. Long work hours
B. The highest gross domestic product in the world
C. A commitment to the education of its population
D. People who live longer than the world average

Physical systems is the answer

Poaching of all these specific species

"central america is subject to fierce which drop large amounts of on the region. another threat in the region is activity such as earthquakes and volcanoes caused by the shifting of the earth's large waves called may result in mass destruction. frequently crops are wiped out causing in the region." where is the question