link has been added

Author: Asabeneh

28_project/28_project.md

@@ -29,6 +29,8 @@ In this section, you and I will develop an old version of twitter post.
 
 # Exercises
 
+1. Develop the following application, [twitter tweets](https://www.30daysofreact.com/day-28/twitter-clone). The application has all the CRUD operations. 
+
 🎉 CONGRATULATIONS ! 🎉
 
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