Match the columns and select the correct option.
| Column I | Column II |
| a. Boat | 1. Underwater |
| b. Ship | 2. Across rivers and lakes |
| c. Ferry | 3. Across a river or short sea route |
| d. Submarine | 4. Long sea route |
A a-2, b-4, c-3, d-1
B a-2, b-1, c-4, d-3
C a-3, b-2, c-1, d-4
D a-1, b-2, c-3, d-4
The correct answer is A.