London's taxis are regarded as ________ best in the world，and New York's yellow taxis came ________ second，according to an annual taxi poll.

A．the；the

B．the；a

C．/；the

D．the；/

计划工具从更宏观的角度去看待软件开发，它不仅从______的角度，帮助人们组织与实施项目，而且把有关进度、资源、质量、______等信息有条不紊地管理起来。