A.The Roman empire relied on physical features as natural barriers.
La Niña, this is because it blows warm air into places like Australia and Indonesia causing wetter conditions than normal, while making places like the southwestern US much drier.
Ice ages and interglacial periods don’t happen frequently and there are rainy seasons in Australia every year.
And El Niño affects South America as it moves warm air East towards the Americas, not affecting the areas specified in the question.
I hope this helps!
Answer:
there are many but due to harsh climate and war
She just wants to be the best on everything, and feels bad if she gets something wrong, and probably gets embarrassed. She thinks that she has to be perfect, and always wants to have something in return.