Tropical storms, humidity, and frequent rainfall.
It's being estimated that dinosaurs lived on Earth from about 237 million years ago to about 66 million years ago. So answers B and D are definately too "old", while answer A is too "young". I'd pick answer C as it's most probable.
Answer:
New York is the most populous city in the US
Somalia is located on the Horn of Africa, a peninsula on the eastern coast of Africa that separates the Gulf of Aden to the north and the Indian Ocean to the east and south.
So the answer is: east of ethiopia