Both sides sit 1st and the bottom 1st respectively in the table, but there are only 3 points to separate each other.
But Bahrain(U23) are winless for their last 8 games of all competitions. There is still a gap in quality between Bahrain(U23) and Australia(U23) who are unbeaten for 11 consecutive matches.
Now the AH line is -1.25 for Australia(U23), which is fully in favor of them.
So Australia(U23) are expected to win this match as well as in AH payout.