thE Author inDiCAtEs thAt A pAssEngEr-siDE Air BAg ______.
A．might not BE DAngErous iF switChED oFF
B．is DEsignED For thE sAFEty oF ChilDrEn
C．is DisChArgED At 320 km/h AnD will not triggErED By othEr FACtors
D．is not working iF A ChilD sits in thE sEAt