某企业依靠技术进步，提高了劳动生产率。结果该企业( 　　)

　　①生产成本降低、价值减少、利润增加 ②生产商品的社会必要劳动时间减少 ③在社会劳动生产率不变的条件下，同一时间内创造的商品价值总量增大 ④同一时间内生产的商品数量增多

A．①②

B．③④

C．①④

D．②③

—He found a baby in his car when he came back from the supermarket. And ___ was crying for some milk.

—When was _____?

—_____ was in 2000 when he was still in college.

A．it; that; This

B．he; this; It

C．she; it; This

D．it; that; It