Which of the following breeds is characterized by having a color pattern with markings on its feet?

The English Spot breed is uniquely characterized by its distinct color pattern, which features specific markings on its feet, known as "broken patterns." This breed typically exhibits a white body with colored spots that can prominently appear on the head, back, and feet. The feet markings are particularly defining traits of the English Spot, setting it apart from other breeds.

In contrast, the other options do not possess this specific color marking distinctions. The Rex breed is known for its plush fur texture rather than distinct color markings, while the Giant Angora is recognized for its long, flowing coat. The Dutch breed, while having specific color patterns, does not emphasize foot markings as a defining feature. Therefore, the English Spot is the breed that best fits the description provided in the question.