Answer:
2
Explanation:
The output of the Java program is 2. The public Vehicle class is defined with the class variable 'counter'. When a Vehicle class object is instantiated, the counter variable increments by one.
In the program, the two instances of the class are created, incrementing the counter variable to two, the print statement outputs 2 as the result of the program.
Good luck and I hope u can find the right answer
The answer would be D the summary