what are the implications of location shape and size of Ethiopia ad the horn on the physical environment socio-economic and political aspects

Ethiopia is a country in Africa. With 1,104,300 km2, Ethiopia is the world's 27th largest country. The Rift Valley runs from southwest to northeast through the country, dividing this into two higher mountain plateaus.  Ethiopia is one of the world's poorest and least developed countries, and on the UN's list of countries after HDI, the country was ranked 157 out of 169 in 2011. According to UN figures, 44% of its inhabitants live below the national poverty line, 41% are malnourished and 39% live in extreme poverty.

answer; ///i believe the correct answer is (a) decrease biodiversity;