Problem: A geologist is examining rocks found in neighboring cities. City A recently experienced heavy rainfall for several weeks. Meanwhile, city B hasn't had a single rainy day in the same time span. Which city would have had more rock and soil material carried away by the rain?

A: City A

Problem: Ethiopia and Sudan are two neighboring countries where extreme poverty can be seen. Still Ethiopia has pushed for women's education in the last decade. Sudan has largely failed in investing on women's education. Elsewhere in Africa, the country of Botswana has just overcome extreme poverty, thanks to vast mineral deposits. But they invested on women's education. Would Ethiopia more likely or more likely not experience between 1.2% and 1.5% total missed GDP?

A: more likely not

Problem: Two researches studied the Earth's mantle. Clint studied mantle melting, and his pal Uri decided to study other mantle related phenomena. Which researcher read less about lowering the mantle's melting point?

A: Uri

Problem: Michael and his grandfather used to play basketball all the time when Michael was younger. Michael is now much older and his grandfather just cant seem to keep up with him at all anymore. Eventually Michael's Grandfather who is now in his 60's decides to stop playing basketball altogether. Given Michael's Grandfather gets sick with the flu, is this more or less dangerous compared to if Michael got the flu?

A:
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