The correct answer is option 4, Holstein-Friesian. Holstein-Friesian is considered the best milch breed in the world. This breed originated in the Netherlands and is known for its high milk production and efficiency in milk processing. Holstein-Friesian cows have the ability to produce large quantities of milk with a high fat percentage, making them ideal for dairy farming. They have a docile temperament and adapt well to various climates and management systems. The breed`s genetics have been widely utilized for crossbreeding programs in many countries to improve milk production in local breeds. It is important to note that there are other popular milch breeds as well, but Holstein-Friesian is widely regarded as the best in terms of milk production.