The two lakes connected by canals that help facilitate transportation are Lake __________ and Lake __________.
A.
Caspian . . . Adriatic
B.
Doirani . . . Lena
C.
Onega . . . Ladoga
D.
Baikal . . . Danube
Please select the best answer from the choices provided
A
B
C
D
1 answer
C