The word with a negative connotation is discouraging.
When someone is discouraged, they are dispirited, disheartened, and with a lack of enthusiasm; this has a negative implication.
All other options have positive connotations, except maybe bulb, which is pretty neutral.
I hope this helps you!
Explanation:
Inactivated (Killed) Vaccines
Examples of inactivated vaccines include: inactivated poliovirus (IPV) vaccine, whole cell pertussis (whooping cough) vaccine, rabies vaccine and the hepatitis A virus vaccine
Our world is not a utopia because a perfect world doesn’t exist and there will always be conflict. Since they are both just general ideas or theories of reality, we are not a dystopia either. Many believe that we are slowly going in the direction of dystopia but conflict is more of a cycle that happens and it won’t all happen at once that will lead to certain doom like in a dystopia.