A child with goggles and a swim cap swimming in a pool.
A child is in the water.
A child is running by the side of the pool.
A man is performing tricks on his bicycle.
Were you able to meet anyone when you were out walking?
A person is standing.
Three men loading a truck with cats in a cages.
A cat with a mouse in his mouth running through a field.
There is nothing that interventionists can do to assess change.