Number 18 would be "D".
Number 19 would be "A".
Number 20 would be "C".
Number 21 would be "C".
Number 22 would be "D".
Number 23 might be "C" I'm not sure, lol.
The British, for example, admired the tomato for its beauty, but believe that it was poisonous, as its appearance was similar to that of the wolf peach.
The development of irrigation systems made farming easier, as water was more easily accessible to crops. This meant that food could be produced more efficiently. More efficient farming techniques meant that food was more plentiful, where people weren't constantly scrambling for their next meal or going days without eating. It also gave people the ability to specialize in certain trades, creating better quality of goods and advancing technology in civilizations.
Because of the simple fact that they were the closest places to Europe.
Huge debt from the revolutionary war
