Which is of the following is a key reason why sub saharan africa has such a low HDI? prices of raw materials remain high making industrial development costly

arid and tropical conditions limit arable land and harbor tropical diseases

Eastern europe’s population growth can be attributed to these factors. select all that apply migration

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]