Step 1: Understanding the Concept:
Geographical origin of exotic dairy cattle breeds: the Ayrshire dairy breed was developed in the County of Ayr in southwestern Scotland.
Step 2: Detailed Explanation:
Origin and geographical history of Ayrshire Cattle:
- Developed in the late 18th century in the County of Ayr in southwestern Scotland.
- Known as the 'Dunlop cattle' initially; bred for hardiness, excellent grazing ability on rugged highland pastures, and ideal symmetrical udder conformation with sound teat placement.
- Coat color is red/mahogany and white with characteristic upright lyre-shaped horns.
Step 3: Final Answer:
Therefore, Ayrshire breed was developed in Scotland, corresponding to option (A).