So_Or_Because

1.Anna went to the store because she needed milk.
2.Chris ate too much candy, so his stomach hurt.
3.Richard felt tired, so he bought an energy drink.
4.Tesla ran after the bus because she woke up late.


1.I was mad because my probation officer sent me to detention.
2.The teacher did not let me into the class because I was an hour late, so I just took off.
3.I had to take the bus because I missed my ride.
4.I don't like busters because they like to run their mouths.