1 you have to keep you dogs on a lead when in the garden.
2 it looks like nobody used this room in years.
3 don't let me warn you agin.
4 we need to put the books back they did not tell us to take them home.
5 peter told me he was going to take the package later.
6 me and the employees are thinking about new rules.
Sports where there aren't usually teams; think Golf, or ping-pong. Only one person per 'team'.
C) the popular cultural trends of the time when the work was written.
When a story is written in third person point of view, it may cut off some of the personal feelings you might get if you were reading the story in first person, or even second person point of view. The thing is, first person is a lot more personal than third person. Third person is kind of like just telling you the story. (Although it is not narrative)