What is the best possible reason for different water clarity measurements at each location?(1 point)

Responses

They all have the exact same amount of fish in them.
They all have the exact same amount of fish in them.

They each have a different pH.
They each have a different pH.

They each have a different amount of pollution due to factories, farms, or other human activities.
They each have a different amount of pollution due to factories, farms, or other human activities.

The water clarity is the same for each loaction.

They each have a different amount of pollution due to factories, farms, or other human activities.