Statement:
Crime rates decreased after better street lighting.
Conclusions:
I. Visibility reduces crime.
II. Criminals prefer darkness.

Question

Accepted Answer

1. **Given:** When street lighting improved, crime rates went down.
2. This shows a link: more light $\Rightarrow$ less crime. So conclusion I follows.
3. It also suggests criminals avoid being seen and prefer darkness. So conclusion II follows.
4. Both conclusions follow from the observed drop in crime after better lighting.

FINAL_ANSWER: c

Answer

Answer

Answer