为下列长单句提炼主干，正确的一项是（    ）

       饱含原始宗教、哲学、文学的悠悠岁月的滋养下，中国的诸子百家从组织的有序性、参与的严整性、活动的集中性、内外的可辨识性、不同时空的统一性这五个方面站立起来向世人宣告了自己的主张和思维习惯。

阅读理解

    Mr. Smith made many tests with different animals. They found that the monkey was the cleverest of all the animals. One day Mr. Smith put a monkey in a room. He also put some small boxes in it. In one of the boxes there was some food. “How long will it take the monkey to find the food?” Mr. Smith said to himself. “Let me wait and see.” He left the room and waited outside. Three minutes later, he put his eye to the keyhole (猫眼). What did he see? He saw the eye of the monkey. The monkey was on the other side of the door and looked at Mr. Smith through the keyhole.

A: Hi, Lucy. ____.

B: Yes, Tom. What's up?

A: ____ Do you want to go with me?

B: Yes, I'd love to. Why do you want to see the dolphins?

A: ____ I like smart animals.

B: Do you like koalas?

A: Yes, and ____

B: Then when and where shall we meet?

A: ____ OK?

B: OK. See you then.

下列生物群体中属于种群的是（   ）