—Have you seen the funny movie Let the Bullet (子弹) Fly?

—Yes, it made me _____ many times. [ ]

A. laugh

B. cry

C. sleep

D. sing

Crashing in time management is ______ .

A．a schedule compression technique that typically includes reducing schedule activity durations and increasing the assignment of resources to schedule activities

B．a schedule compression technique in which phases or activities that normally would be done in sequence are performed in parallel

C．the timely input of data to calculate the critical path

D．equivalent to minimizing float