Final answer:
Grant Wood is best associated with his painting American Gothic.
Step-by-step explanation:
Grant Wood, the American painter, is best known for his iconic work titled American Gothic. This painting features a farmer standing next to his wife in front of a white house with a distinct Gothic-style window. The painting is a representation of American rural life in the 1930s and has become one of the most recognizable images in American art.
Learn more about Grant Wood's association with American Gothic