Answer: caballus
Explanation: caballus, were brought back to North America, first in the Virgin Islands, and, in 1519, they were reintroduced on the continent, in modern-day Mexico, from where they radiated throughout the American Great Plains, after escape from their owners or by pilfering (Fazio 1995).
A is not marked because it talks about troy which is not greece
B is marked because the olympics were held in Geece
C is marked because Homer lived in greece
D is marked because it is about greece
Usually it is the invasions and communism
Answer: It reinforced the United Nations' peacekeeping efforts in Somalia.