…following is requested: < a href = "foo.html" > see my page! </ a > < a href = "bar.html" > mine is better </ a > a unique string, such as e0a72cb2a2c7 is chosen, and the page is modified as follows: < a href = "foo.html?e0a72cb2a2c7" > see my page! </ a > < a href = "bar.html?e0…