A．To tell us that accidents may take place at any time.
B．To prove that it is wise to spend money on insurance.
C．To prove that buying insurance is a wasted investment.
D．To tell us that the sense of security is very important in driving.

A.publication
B.waste
C.contribution
D.certainly
E.yield
F.multiply
G.critical
H.passion
I.concerning
J.available
K.liable
L.sustainable
K.responsible
N.including
O.especially