Update README.md

Author: Shruti1312

Diff for: README.md

@@ -13,3 +13,6 @@ It is an HTML/JavaScript program, which takes the URL of a JSON document contain
 parses the JSON file, and extracts the list of top car manufacturers, displaying them in a table. 
 The JavaScript program will be embedded in an HTML file so that it can be executed within a browser. 
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+<h3>Note: The folder contains many kinds of JSON files to show different way of handling JSON.</h3>