A. Fyodor Litke
B. Pyotr Semyonov-Tyan-Shansky
C. Voin Rimsky-Korsakov
D. Ferdinand de Lesseps
Explanation:
Ferdinand Marie Vicomte de Lesseps GCSI was a French diplomat and later developer of the Suez Canal, which in 1869 joined the Mediterranean and Red Seas, substantially reducing sailing distances and times between Europe and East Asia.