Consider the following statements about the Dnipro River:
1. It serves as a natural boundary dividing Ukraine into eastern and western regions.
2. The river originates in the Ural Mountains and flows into the Caspian Sea.
3. It is navigable only within Ukrainian territory due to geopolitical constraints.
Which of the statements is/are correct?
Explanation: Statement 1 is incorrect (historically divided Ukraine into right/left banks, not east/west).
Statement 2 is false (originates in Valdai Hills, flows into Black Sea).
Statement 3 is incorrect (navigable across Russia, Belarus, and Ukraine).
Explanation: Statement 1 is incorrect (historically divided Ukraine into right/left banks, not east/west).
Statement 2 is false (originates in Valdai Hills, flows into Black Sea).
Statement 3 is incorrect (navigable across Russia, Belarus, and Ukraine).