I guess there's no factual answer to this, only personal opinion.
Highway to Hell, Back in Black and Dirty Deeds Done Dirt Cheap are their best albums but that's only my opinion.
AC/DC - Back in Black
Back in Black
ac/dc back in black
Ride on is from the album Who Made You.
who made who
It's not exactly the best album ever, but it is AC/DC's highest selling album, and (as of 2009) the 5th highest selling album in the U.S. alone. It has sold 22 Million in the United States alone, and 45 million worldwide. It also has a lot of AC/DC's most famous songs, including "You Shook Me All Night Long", "Hells Bells", "What Do You Do For Money, Honey" and of course, "Back In Black.
The song "Moneytalks" by AC/DC was originally released on the album, "The Razors Edge" in 1990. The song is also on their AC/DC Live album from 1992.
High voltage
ac/dc
is AC DC's worst selling album.
AC/DC's greatest album would be Back in Black.
the song T.N.T by ac/dc is found on the CD called HIGH VOLTAGE