In Which of the Following Scenarios Is Roxie,the Dog,most Likely

Multiple Choice

In which of the following scenarios is Roxie,the dog,most likely to rapidly learn to associate a conditioned stimulus with food?

A) When Roxie's owner gets home from work,sometimes she gives Roxie a food treat right away;other times,they go for a short walk before Roxie is given the treat.
B) During the week,Roxie gets treats for not scratching the furniture;during the weekend,she gets treats for performing complex tricks.
C) Roxie's owner has two sons: The older son teaches Roxie tricks and sometimes rewards her with a treat;the younger son likes to play fetch with Roxie.
D) Each morning,Roxie's owner opens the squeaky kitchen cupboard,pours dog food into a bowl,and immediately puts the bowl of food on the floor for Roxie to eat.