Доповніть речення

According to experts, the British accent (23) ______ every 25 miles, and it’s thought a lot of the accents have developed as a (24) ______ of geographic location, early settlers and immigration. For example, it’s been said that until the mid-1800s Liverpudlians (25) ______ similar to those from Manchester, but once the port industries zoomed, the Irish and Welsh language (26) ______ influenced the accent to give it a different tone. It’s also thought that Anglo-Saxons (27) ______ from various parts of Europe and settling in different areas, created their own regional accent.