James hung the bag on one of the tree stem and it was retained without falling. The 
OPTIONS:
- bag must be very light.
- stem must be very light.
bag must be very light.

Grandma made greeting cards for her grand children and had to write in pencil but not pen because the 
OPTIONS:
- pencil was broken.
- pen was broken.
pen was broken.

The project caught Eric off guard but not Craig because 
OPTIONS:
- Eric was informed about the situation.
- Craig was informed about the situation.
Craig was informed about the situation.