Which sentence uses the word source correctly? Most sources show that small dogs tend to be more nervous.
The article sourced that all dogs can vary in personality
The scientist published a source that was seven pages long.

what is a theme?

ans: the implicit idea of a written work of literature is called a theme.

so, the only theme of "birdfoot's grampa" by joseph bruchuc is that as a human being one should always remember the value of every life on earth.

the grampa is stopping the car again and again to save those little toads from washing away in the heavy rain is an act of kindness and humanity.