Complete the following text by inserting a/an/the (or nothing) in each gap. THE ORIGINS OF @ Giorio Stabile, a) . . . . . . . . . professor of b) ....

Complete the following text by inserting a/an/the (or nothing) in each gap. THE ORIGINS OF @ Giorio Stabile, a) . . . . . . . . . professor of b) . . . . . . . . . history at La Sapienza university in Rome, has demonstrated that c) . . . . . . . . . @ sign, now used in email addresses, was actually invented 500 years ago. Professor Stabile has shown that d) . . . . . . . . . @, now e) . . . . . . . . . symbol of f) . . . . . . . . . internet, was first used by Italian merchants during g) . . . . . . . . . sixteenth century. He claims that it originally represented h) . . . . . . . . . unit of volume, based on i) . . . . . . . . . large jars used to carry liquids in j) . . . . . . . . . ancient Mediterranean world. He has found k) . . . . . . . . . first example of its use in l) . . . . . . . . . letter written in 1546 by m) . . . . . . . . . merchant from Florence. n) . . . . . . . . . letter, which was sent to Rome, announces o) . . . . . . . . . arrival in p) . . . . . . . . . Spain of ships carrying gold from South America. q) . . . . . . . . . professor argues that r) . . . . . . . . . @ sign derives from s) . . . . . . . . . special script used by these merchants, which was developed in t) . . . . . . . . . sixteenth century. According to him, u) . . . . . . . . . loop around v) . . . . . . . . . ‘a’ is typical of that style. He found w) . . . . . . . . . evidence while researching x) . . . . . . . . . visual history of y) . . . . . . . . . twentieth century.

Complete the following text by inserting a/an/the (or nothing) in each gap.