CREATE TABLE table_16105186_2 (mid_atlantic_south__washington VARCHAR(255), _dc_ VARCHAR(255), alaska___juneau__ VARCHAR(255), california__san_francisco_ VARCHAR(255))
What was the emission rating in Mid-Atlantic South for the vehicle that was rated 90 g/mi (56 g/km) in Alaska and 110 g/mi (68 g/km) in California?
    
SQL: SELECT mid_atlantic_south__washington, _dc_ FROM table_16105186_2 WHERE alaska___juneau__ = "90 g/mi (56 g/km)" AND california__san_francisco_ = "110 g/mi (68 g/km)"