The job of a case manager involves managing the flow of information between practitioner and insurance company to ______.

A．It has been decreasing largely since 1988.
B．It has been out of control for two decades.
C．It has been improved in 2004.
D．It has basically met with government monitoring.

A．Multitasking is inefficient and wastes time.
B．Multitasking is a matter of life and death.
C．Multitasking is the process of executive control.
D．Multitasking is becoming increasingly common.