What is the output of the following QBasic program code?
REM A QBASIC Program
CLS
LET A$="5"
LET B$="4"
LET C$=A$+B$
PRINT "Sum=";C$
END
ASum=9
BSum=54
CSum=5+4
D54
Why is this? the correct option given here is opt c; but I think it should be opt a. Anybod could explain what is going on?