What is the name of the 21-volume academic dictionary, published between 1948 and 1965, that remains the most authoritative lexicographic reference for the modern literary language?

• A Dal's Explanatory Dictionary
• B Ushakov's Dictionary
• C Ozhegov's Dictionary
• D The Dictionary of the Literary Language ✓

The 17-volume academic 'Dictionary of the Modern Literary Language' (BAS) was supplemented with a further four volumes and provides exhaustive lexical, grammatical, and historical information.