Respuesta :

The pen and banana were impulse, because he didn't go to the store to buy them.. he added that while he was in the checkout line.

Answer is B.

Answer:

B.The ballpoint pen and the banana

Step-by-step explanation:

impulse purchase means buying uplanned stuff during shopping

since Duke went to buy frozen pizza and toothpaste, ballpoint pen and banana can be refered as impulse purchase