The era in which a film was written affects your ability to understand it because if a film is from a past era that you weren't alive in the events in the film won't be relevant to you if they were based on current events during that time period.
how can i change this so it's not a run on sentence

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.

answer: your option is c.

explanation: