Government Instability is the answer, I think.
Answer:
K2 is the second tallest mountain
Explanation:
Niger and Congo are two rivers after which countries are named (actually in both cases two countries each) - and those are African countries, so they must be in Africa.
Zambezi is a river in Angola and Namibia.
Tigris is a River in Mesopotamia, in Asia - so that's the correct answer!
<span>Going outdoors and taking shelter near a building. I think a wiser one will never go near a building.</span>