Answer: Colosseum
The Louvre is a famous French Palace and museum, The Effiel tower is this big metal tower in Paris, and the Parthenon is a temple structure with lots of pillars and a symbol of democracy in Greece.
Latitude because the closer to the equator of the earth you are, the higher the average temperature in the region is. And the further away from the equator and closer to the poles of the earth you are, the lower the average temperature the region is.
Average temperature is more or less "climate".
The answer is B.
The primary positive effect of the Columbian exchange was the introduction of New World crops, such as potatoes and corn, to the Old World. The most significant negative effects were the transmission of African populations into slavery and the exchange of diseases between the Old and New World.