Final answer:
Ukraine is the country that has Kharkiv, Dnipropetrosk, Odessa, Donetsk, and Sevastopol, which is home to Russia's navy.
Step-by-step explanation:
The country that has Kharkiv, Dnipropetrosk, Odessa, Donetsk, and Sevastopol, which is home to Russia's navy, is Ukraine.
These cities are located in different regions of Ukraine and have historical, cultural, and economic significance. For example, Kharkiv is one of the largest cities in Ukraine and serves as an important educational and industrial center.