Viewed simply, four specific discounts are now being offered.
There are now several different discounts being offered.
There is only one discount that can be offered.
There is a child on a carousel.
The model estimates concentrations of either inert or chemically reactive pollutants
A drumset played by a boy.
An old man scolds a young woman at a party.
The man is a photographer.
A man takes a nap on his favorite chair.