The answer is tentative, which means "Not certain or fixed".
Answer: Nevertheless
Explanation: Well otherwise would be the opposite of specifically, so it's not that one. Similarly isn't similar to specific at all so using that instead also wouldn't work. Incidentally just isn't the correct word you would use in a sentence like that so I would say the answer is nevertheless.
The answer is C simple list
The night the bed fell; learns the least i dont know if this is what you need
Maybe by alerting the driver when they get distracted, like a sensor of some sort :)