十八届三中全会决定提出，中央成立全面深化改革领导小组，负责改革()。这是为了更好发挥党总揽全局、协调各方的领导核心作用，保证改革顺利推进和各项改革任务落实

A、总体设计 

B、统筹协调 

C、整体推进 

D、督促落实

At first, the delivery of color pictures over a long distance seemed impossible, but, with painstaking efforts and at great expenses, it became a reality.

A．transaction

B．transmission

C．transition

D．transformation