An elderly person stands in the street during winter with evergreen tree branches in one hand and a cane in the other .
There is a better than even chance that the person is picking evergreens for a Christmas wreath he/she is making at home .
There is a better than even chance that the person is picking evergreens for a Christmas wreath he/she is making at home .
It is improbable that the person is picking evergreens for a Christmas wreath he/she is making at home .
The person is picking evergreens for a Christmas wreath he/she is making at home .