During single line working on double line in automatic area the speed of all train running in wrong direction shall not exceed A. 25 kmph B. 15 kmph C. 10 kmph D. None of these

The correct answer is: B. 15 kmph

During single line working on double line in automatic area, the speed of all trains running in the wrong direction shall not exceed 15 kmph. This is to ensure the safety of both the train and the passengers.

Option A: 25 kmph is too fast and could endanger the safety of the train and the passengers.

Option C: 10 kmph is too slow and could cause delays.

Option D: None of these is the correct answer.