Which statement is correct about the population of peppered moth in modern Britain?

The light colored moths are most common due to antipollution regulation
The dark colored moss are most common due to dark color tree bark
Light colored moth or more common due to light colored tree bark
The dark colored moths are more common due to antipollution regulations

The statement "The dark colored moths are most common due to dark color tree bark" is correct about the population of peppered moths in modern Britain.