Giventhefollowingscript,whydoestheoutputcomeoutasanemptylineinsteadofdog()!／bin／ksh$VAR=dogecho${VAR} A.The$VARvariablewasnotexported.B.The$VARshouldhavebeensetasVAR.C.dogneedsdoublequotesarounditwhensetting$VAR.D.The{}shouldnotbearoundVARintheechocommand.
Giventhefollowingscript,whydoestheoutputcomeoutasanemptylineinsteadof"dog"()!／bin／ksh$VAR=dogecho"${VAR}"
A.The$VARvariablewasnotexported.
B.The$VARshouldhavebeensetasVAR.
C.dogneedsdoublequotesarounditwhensetting$VAR.
D.The{}shouldnotbearoundVARintheechocommand.
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