A young boy with black hair and tie-dyed shirt and jeans and an older man balding with a long-sleeved dark shirt and jeans working on lawn equipment .
Chances are about even that the father teaches his son how to fix the mower .
Chances are about even that the father teaches his son how to fix the mower .
There is almost no chance that the father teaches his son how to fix the mower .
The father teaches his son how to fix the mower .