Suppose qa is an accepting state, and qb is a non$-$accepting state of a PDA.

How many of the following are NOT accepting configurations of the PDA?

$($qa$,$aab,AA$$)$

$($qa$,\backslash$lambda $,$AA$$)$

$($qa$,\backslash$lambda $,$$$)$

$($qa$,\backslash$lambda $,\backslash$lambda $)$

$($qb$,\backslash$lambda $,$$$)$

$($qb$,\backslash$lambda $,\backslash$lambda $)$

$($qb$,$aab,AA$$)$

$($qb$,\backslash$lambda $,$AA$$)$

Answer: