A.Create a comfortable sleeping environment.
B.Prioritize sleep if you are haunted by sleeplessness.
C.Climb into bed early and lie awake to relax.
D.Show perseverance and prepare for a long battle.

A.$600m.
B.$10bn.
C.$2.5bn.
D.$2,500.
A.15 evacuated, 2 seriously injured, 5 missing.
B.15 evacuated, 2 moderately injured, 5 missing.
C.50 evacuated, 2 moderately injured, none missing.
D.50 evacuated, 2 seriously injured, none missing.
A.the possibility of the building collapsing.
B.the likely explosion from the gas tank.
C.the possible subsequent rockslides.
D.the noise and trembling at the moment.