Which of the following countries is not in the Middle East region?

Can you give me 10 impacts of global warming? the one that gives me causes and responses gets the brainliest answer : )

Gemstones are commonly found in pegmatites, which are igneous rocks that are a. exceptionally mafic b. exceptionally coarse grained c. exceptionally fine grained d. extrusive, forming from lava

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4