题目

We live in College Station, Texas and we were on our way home from Houston, Texas around the Weston Lakes area one Saturday or Sunday morning. And when I say morning, I'm talking 1:00 to 2:00 in the morning. We were on our way home and decided to stop at a local gas station to get coffee and something to snack on since it was a good hour and a half before we got home. When we were done, we got back into our car and before I started it, we noticed a man standing outside in front of the building. You could tell that he was a homeless man. His clothes were worn and it looked like he had gone双选题发展中国家较发达国家更容易引发环境问题，其主要原因是 A、人口压力大B、人口分布不均C、经济技术水平低D、环保法规不完善