- Feeders attract animals to a location
- A road is a kind of location
- Hence, feeders by a road may attract animals to a road

- Feeders by a road may attract animals to a road
- Attracting something to a location causes that something to be near that location
- A road is a kind of location
- Hence, feeders by a road may cause animals to be near a road

- Feeders by a road may cause animals to be near a road
- If an animal is near a road then that animal might be killed by a car
- Hence, feeders by a road may cause animals to be killed by a car

- Harming something has a negative impact on / effect on that something
- Killing means harming something causing death
- Therefore, killing something has a negative effect on that something

- Protecting a living thing has a positive impact on that living thing 's survival / health
- Negative impact is the opposite of positive impact
- Therefore, if something has a negative impact on a living thing then that something is not protecting that living thing

- Killing something has a negative effect on that something
- If something has a negative impact on a living thing then that something is not protecting that living thing
- Hence, if something kills a living thing then that something is not protecting that living thing

- If something kills a living thing then that something is not protecting that living thing
- An animal is a kind of living thing
- So, if something kills an animal then that something is not protecting that animal

- Feeders by a road may cause animals to be killed by a car
- If something kills an animal then that something is not protecting that animal
- So, feeders by a road do not protect animals

- Feeders by a road do not protect animals
- A deer is a kind of animal
- So, feeders by a road do not protect deer

So, feeders by a road do not protect deer
A town built a road through a forest. Deer live in the forest on both sides of the road. Which would not help protect deer from the cars on the road?
- A deer is a kind of animal 
- Protecting a living thing has a positive impact on that living thing 's survival / health 
- Killing means harming something causing death 
- Attracting something to a location causes that something to be near that location 
- If an animal is near a road then that animal might be killed by a car 
- Feeders attract animals to a location 
- Negative impact is the opposite of positive impact 
- A road is a kind of location 
- An animal is a kind of living thing 
- Harming something has a negative impact on / effect on that something